Orlando nightclub shooting timeline: Three hours of terror unfold

Mourners light chandles along the shoreline of Lake Eola in downtown Orlando, Fla., to honor the victims of the Pulse massacre, Saturday evening, June 18, 2016.

  (Joe Burbank / Orlando Sentinel)

Visitors to the makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016.

  (Joe Burbank / Orlando Sentinel)

Visitors to the makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016. (Joe Burbank/Orlando Sentinel)  (Joe Burbank / Orlando Sentinel)

Visitors to the makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016. (Joe Burbank/Orlando Sentinel)  (Joe Burbank / Orlando Sentinel)

Visitors to the makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016.

  (Joe Burbank / Orlando Sentinel)

Under a steady drizzle, visitors at the makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016. (Joe Burbank/Orlando Sentinel)  (Joe Burbank / Orlando Sentinel)

A visitor to the makeshift memorial for the victims of the Pulse massacre, relights a candle after an afternoon rain shower, at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., Saturday evening, June 18, 2016. (Joe Burbank/Orlando Sentinel)  (Joe Burbank / Orlando Sentinel)

A visitor to the makeshift memorial for the victims of the Pulse massacre, relights a candle after an afternoon rain shower, at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., Saturday evening, June 18, 2016. (Joe Burbank/Orlando Sentinel)  (Joe Burbank / Orlando Sentinel)

Visitors to the makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016. (Joe Burbank/Orlando Sentinel)  (Joe Burbank / Orlando Sentinel)

Visitors at the rapidly growing makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016.

  (Joe Burbank / Orlando Sentinel)

Visitors at the rapidly growing makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016.

  (Joe Burbank / Orlando Sentinel)

Visitors at the makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016.

  (Joe Burbank / Orlando Sentinel)

Rainbow colors are reflected on Lake Eola, in downtown Orlando, Fla., from the city’s iconic fountain, and an adjacent office building, Saturday evening, June 18, 2016. Nearby, visitors lit candles and prayed at a larger memorial, at the Dr. Phillips Center for the Performing Arts, to mourn the victims of the Pulse massacre. (Joe Burbank/Orlando Sentinel)  (Joe Burbank / Orlando Sentinel)

Under a steady drizzle, visitors at the makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016.

  (Joe Burbank / Orlando Sentinel)

Visitors at the rapidly growing makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., mourn the victims of the Pulse massacre, Saturday evening, June 18, 2016.

  (Joe Burbank / Orlando Sentinel)

The symbol for ‘One Orlando’ is spelled out at a makeshift memorial at Lake Eola in downtown Orlando, Fla., Saturday evening, June 18, 2016. Nearby, visitors lit candles and prayed at a larger memorial, at the Dr. Phillips Center for the Performing Arts, to mourn the victims of the Pulse massacre.

  (Joe Burbank / Orlando Sentinel)

Under a steady drizzle, visitors hug while mourning the victims of the Pulse massacre at a makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., Saturday evening, June 18, 2016.

  (Joe Burbank / Orlando Sentinel)

A couch placed at the rapidly growing makeshift memorial at the Dr. Phillips Center for the Performing Arts, in downtown Orlando, Fla., is signed by mourners of the victims of the Pulse massacre, Saturday evening, June 18, 2016.

  (Joe Burbank / Orlando Sentinel)

Orlando commissioner Patty Sheehan (center, white sleeves) takes part in a ceremony before the start of the MLS match between Orlando City and San Jose at Camping World Stadium in Orlando, Florida on Saturday, June 18, 2016. (Jacob Langston, Orlando Sentinel)  (Jacob Langston / Orlando Sentinel)

49 balloons mark a closed section of the stands to honor the 49 victims of the Pulse nightclub shooting at the Orlando City game against San Jose Earthquakes at Camping World Stadium in Orlando on June 18, 2016.

  (Jacob Langston / Orlando Sentinel)

Orlando Mayor Buddy Dyer looks up into the stands during a ceremony on the field before the start of the MLS match between Orlando City and San Jose at Camping World Stadium in Orlando, Florida on Saturday, June 18, 2016. (Jacob Langston, Orlando Sentinel)  (Jacob Langston / Orlando Sentinel)

Erin Russell with The Ruckus supporter section flies a rainbow flag prior to the Orlando City game against San Jose Earthquakes at Camping World Stadium in Orlando on June 18, 2016.

  (Jacob Langston / Orlando Sentinel)

A marcher walks with a rainbow flag during a vigil in honor of the victims of the Pulse nightclub mass shooting Saturday, June 18, 2016, in Orlando, Fla. (AP Photo/David Goldman)  (David Goldman / AP)

Marchers carry a rainbow banner during a vigil in honor of the victims of the Pulse nightclub mass shooting Saturday, June 18, 2016, in Orlando, Fla. (AP Photo/David Goldman)  (David Goldman / AP)

The city skyline stands in the background as marchers carry a rainbow banner during a vigil in honor of the victims of the Pulse nightclub mass shooting Saturday, June 18, 2016, in Orlando, Fla. (AP Photo/David Goldman)  (David Goldman / AP)

Marchers carry a rainbow banner during a vigil in honor of the victims of the Pulse nightclub mass shooting Saturday, June 18, 2016, in Orlando, Fla. (AP Photo/David Goldman)  (David Goldman / AP)

People stand out in front of Cathedral Church of Saint Luke in downtown Orlando showing support during the Funeral service of Christopher Andrew “Drew” Leinonen who was killed during the Pulse Nightclub shooting in Orlando.

  (Red Huber / Orlando Sentinel)

Counter demonstrators show support and solidarity near the funeral service for Christopher Andrew Leinonen, one of the victims of the Pulse nightclub mass shooting, outside the Cathedral Church of St. Luke, Saturday, June 18, 2016, in Orlando, Fla. (AP Photo/John Raoux)  (John Raoux / AP)

Counter demonstrators hug during a rally to show support and solidarity near the funeral service for Christopher Andrew Leinonen, one of the victims of the Pulse nightclub mass shooting, outside the Cathedral Church of St. Luke, Saturday, June 18, 2016, in Orlando, Fla. (AP Photo/John Raoux)  (John Raoux / AP)

Counter demonstrators show support and solidarity near the funeral service for Christopher Andrew Leinonen, one of the victims of the Pulse nightclub mass shooting, outside the Cathedral Church of St. Luke, Saturday, June 18, 2016, in Orlando, Fla.

  (John Raoux / AP)

A mourner looks through a program before the funeral service for Christopher Andrew Leinonen, one of the victims of the Pulse nightclub mass shooting, at the Cathedral Church of St. Luke Saturday, June 18, 2016, in Orlando, Fla. (AP Photo/David Goldman)  (David Goldman / AP)

Mourners embrace following the funeral service for Christopher Andrew Leinonen, one of the victims of the Pulse nightclub mass shooting, outside the Cathedral Church of St. Luke Saturday, June 18, 2016, in Orlando, Fla. (AP Photo/David Goldman)  (David Goldman / AP)

A rainbow colored rose decorates the lapel of a mourner following the funeral service for Christopher Andrew Leinonen, one of the victims of the Pulse nightclub mass shooting, outside the Cathedral Church of St. Luke Saturday, June 18, 2016, in Orlando, Fla. (AP Photo/David Goldman)  (David Goldman / AP)

Mourners embrace following the funeral service for Christopher Andrew Leinonen, one of the victims of the Pulse nightclub mass shooting, outside the Cathedral Church of St. Luke Saturday, June 18, 2016, in Orlando, Fla. (AP Photo/David Goldman)  (David Goldman / AP)

People embrace after the Requiem Eucharist for Christopher “Drew” Leinonen at The Cathedral Church of St. Luke in downtown Orlando. Leinonen was gunned down at the Pulse nightclub. (Red Huber/Staff Photographer)  (Red Huber / Orlando Sentinel)

Christine Leinonen, right, mother, of Christopher Andrew “Drew” Leinonen who is hugged Saturday, June 18, 2016 during funeral service at Cathedral Church of Saint Luke in downtown Orlando. Christopher Leinonen killed during the Pulse Nightclub shooting in Orlando.

  (Red Huber / Orlando Sentinel)

Mark Bando, ,father of Christopher Andrew “Drew” Leinonen conducts a eulogy of his son Saturday, June 18, 2016 during funeral service at Cathedral Church of Saint Luke in downtown Orlando.

  (Red Huber / Orlando Sentinel)

A makeshift memorial to victims of the Pulse nightclub shooting continues to grow in front of the Dr. Phillips Center for the Performing Arts in downtown Orlando on Saturday, June 18, 2016.

  (Stephen M. Dowell / Orlando Sentinel)

A makeshift memorial to victims of the Pulse nightclub shooting continues to grow in front of the Dr. Phillips Center for the Performing Arts in downtown Orlando on Saturday, June 18, 2016.

  (Stephen M. Dowell / Orlando Sentinel)

A makeshift memorial to victims of the Pulse nightclub shooting continues to grow in front of the Dr. Phillips Center for the Performing Arts in downtown Orlando on Saturday, June 18, 2016.

  (Stephen M. Dowell / Orlando Sentinel)

A makeshift memorial to victims of the Pulse nightclub shooting continues to grow in front of the Dr. Phillips Center for the Performing Arts in downtown Orlando on Saturday, June 18, 2016.

  (Stephen M. Dowell / Orlando Sentinel)

A makeshift memorial to victims of the Pulse nightclub shooting continues to grow in front of the Dr. Phillips Center for the Performing Arts in downtown Orlando on Saturday, June 18, 2016.

  (Stephen M. Dowell / Orlando Sentinel)

People stand out in front of Cathedral Church of Saint Luke in downtown Orlando showing support during the Funeral service of Christopher Andrew “Drew” Leinonen who was killed during the Pulse Nightclub shooting in Orlando.

  (Red Huber / Orlando Sentinel)

People embrace after the Requiem Eucharist for Christopher “Drew” Leinonen at The Cathedral Church of St. Luke in downtown Orlando. Leinonen was gunned down at the Pulse nightclub.

  (Red Huber / Orlando Sentinel)

Pallbearers place their hands on the casket of Christopher Andrew “Drew” Leinonen, a victim of the Pulse nightclub shooting. Leinonen’s funeral service was Saturday, June 18, 2016 at the Cathedral Church of Saint Luke in downtown Orlando. (Red Huber/Staff Photographer)

  (Red Huber / Orlando Sentinel)

Pallbearers escort the coffin Saturday, June 18, 2016 of Christopher “Drew” Leinonen into The Cathedral Church of St. Luke in downtown Orlando. Leinonen was gunned down at the Pulse nightclub.

  (Red Huber / Orlando Sentinel)

Pallbearers escort the coffin of Christopher Andrew “Drew” Leinonen after the Requiem Eucharist for Leinonen at Cathedral Church of Saint Luke in downtown Orlando Leinonen shot and killed during the Pulse Nightclub shooting in Orlando.

  (Red Huber / Orlando Sentinel)

The Rt. Rev. Gregory O. Brewer, center, Bishop of Central Florida during the Requiem Eucharist for Christopher “Drew” Leinonen at The Cathedral Church of Saint Luke in downtown Orlando. Christopher “Drew” Leinonen was killed during the Pulse Nightclub shooting in Orlando. (Red Huber/Staff Photographer)  (Red Huber / Orlando Sentinel)

Pallbearers escort the coffin Saturday, June 18, 2016 of Christopher “Drew” Leinonen into The Cathedral Church of St. Luke in downtown Orlando. Leinonen was gunned down at the Pulse nightclub.

  (Red Huber / Orlando Sentinel)

Ron Rivera, checks the tattoo on the arm of Cherie Grulich, Saturday, June 18, 2016, in Orlando, Fla. Tattoo artists from Stigma Tattoo donated their time to draw various designs, and all proceeds will be donated to the victims of the Pulse nightclub mass shootings. (AP Photo/John Raoux)  (John Raoux / AP)

A tattoo showing solidarity with Orlando Pulse is seen on a customer at the Stigma Tattoo parlor, Saturday, June 18, 2016, in Orlando, Fla. Tattoo artists donated their time to draw various designs, and all proceeds will be donated to the victims of the Pulse nightclub mass shootings.

  (John Raoux / AP)

A tattoo in tribute to the victims of the Pulse nightclub mass shooting decorates the leg of Jen Loder, of Orlando, Fla., as she attends a memorial vigil Saturday, June 18, 2016, in Orlando.

  (David Goldman / AP)

Mitchell Jarrell, right, applies a tattoo on the arm of Lissette Davila, Saturday, June 18, 2016, in Orlando, Fla. Tattoo artists from Stigma Tattoo donated their time to draw various designs, and all proceeds will be donated to the victims of the Pulse nightclub mass shootings. (AP Photo/John Raoux)  (John Raoux / AP)