Saturday’s TV Highlights and Weekend Talk Shows: ‘Pregnant at 17’ on Lifetime

SERIES

MythBusters Jamie Hyneman and Adam Savage play with explosive technology in this new episode. 8 p.m. Discovery

Black Sails Facing almost certain death, Silver (Luke Arnold) pushes Flint (Toby Stephens) to take action, while a new threat looms for Eleanor and Rogers (Hannah New, Luke Roberts) in this new episode. Ray Stevenson, Zach McGowan and Jessica Parker Kennedy also star. 9 and 10 p.m. Starz

SPECIALS

Political Coverage It’s voting day in South Carolina for the Republican presidential primary, while it’s Caucus day for the Democratic in Nevada, as Hillary Clinton and Sen. Bernie Sanders compete for delegates. Marathon coverage begins on CNN at 11 a.m. and will be covered as breaking news on other cable and broadcast channels.

Jeff Gordon’s Daytona 500 Kickoff Celebration The veteran NASCAR driver marks the opening of NASCAR’s season, the Daytona 500 and the release of “Sports Illustrated Swimsuit 2016.” 9 p.m. Fox

Telescope This new documentary takes viewers behind the scenes in the making of the James Webb Space Telescope, 100 times more powerful than the 25-year-old Hubble Space Telescope, 9 p.m. Discovery

MOVIES

Pregnant at 17 A teenage girl (Zoie De Grand Maison, “Orphan Black”) falls in love with an older married man (Roark Critchlow) in this new TV drama. Josie Bissett also stars. 8 p.m. Lifetime

WEEKEND TALK

SATURDAY

Good Morning America (N) 7 a.m. KABC

McLaughlin Group (N) 6:30 p.m. KCET

SUNDAY

Today (N) 6 a.m. KNBC

Good Morning America (N) 6 a.m. KABC

State of the Union South Carolina Primary; Nevada Caucus; 2016 politics: Donna Brazile; Ana Navarro; Van Jones; Rep. Mark Sanford (R-S.C.). (N) 6 and 9 a.m. CNN

CBS News Sunday Morning Comedian, actor, and children’s book author B.J. Novak. Jennifer Jason Leigh (“The Hateful Eight”); former CIA Director Michael Hayden. (N) 6:30 a.m. KCBS

Fareed Zakaria GPS Syria; Cuba; Russia: Thomas Friedman; James Fallows. Bollywood vs. Hollywood: Actor Shah Rukh Khan. Broadband access in India: Mukesh Ambani. (N) 7 and 10 a.m. CNN

Face the Nation Presidential candidate Gov. John Kasich (R-Ohio). Sen. Cory Booker (D-N.J.) (“United”). Bob Schieffer. Panel: Susan Page; Reihan Salam; Ron Brownstein; Mark Leibovich. (N) 8 a.m. KCBS

Meet the Press (N) 8 a.m. KNBC; 11 a.m. MSNBC

This Week With George Stephanopoulos (N) 8 a.m. KABC

Fox News Sunday With Chris Wallace 2016 campaign: Sanders campaign advisor Tad Devine. Results of South Carolina Republican Primary and Nevada Democratic Caucuses: Karl Rove; Neera Tanden; Laura Ingraham; Julie Pace. (N) 8 a.m. KTTV; 11 a.m. and 3 p.m. FNC

Reliable Sources Donald Trump’s media-fueled campaign: David Gregory. The rise of the “outsider” candidates: Amy Goodman, “Democracy Now!” Coverage Saturday’s primary and caucuses: Juana Summers, Mashable; Jeff Greenfield, Politico; Frank Sesno. Town halls and cable news: David Zurawik, the Baltimore Sun. (N) 8 a.m. CNN

MediaBuzz Results of the Republican South Carolina Primary and the Democratic Nevada Caucuses; coverage of passing of Supreme Court Justice Antonin Scalia; coverage of court order to Apple to unlock the San Bernardino shooter’s iPhone: Heidi Przybyla; Mary Katharine Ham; Julie Roginsky; Gayle Trotter; Ruth Marcus, the Washington Post; Shana Glenzer. (N) 8 a.m. and 2 p.m. FNC

60 Minutes Elaine Weinstein, the wife of an American kidnapped in Pakistan. (N) 7 p.m. KCBS

Customized TV Listings are available here: www.latimes.com/tvtimes

Click here to download

TV listings for the week of Feb. 21 -27, 2016 in PDF format

This week’s TV Movies