Cubs 5, Pirates 2

Chris Denorfia scores in the eighth inning.   (Keith Srakocic / AP)

Chris Denorfia is greeted by teammates in the dugout after scoring on a hit by Jonathan Herrera in the eighth inning.   (Keith Srakocic / AP)

Anthony Rizzo races the throw to the plate as he tries to score on a hit by Miguel Montero in the fifth inning.   (Keith Srakocic / AP)

Anthony Rizzo slides across home plate trying to avoid the tag of Pirates catcher Francisco Cervelli in the fifth inning.   (Keith Srakocic / AP)

Joe Maddon looks on during a replay in the fifth inning.   (Jared Wickerham / Getty Images)

Jorge Soler is congratulated by teammates in the dugout after scoring in the fifth inning.   (Jared Wickerham / Getty Images)

A woman seated in the Lexus Club section of PNC Park is taken out by EMT’s and Pittsburgh Police on a stretcher after taking a foul ball to the back of her head in the second inning.   (Jared Wickerham / Getty Images)

Pirates’ Gregory Polanco reacts after scoring in the first inning.   (Jared Wickerham / Getty Images)

Pittsburgh Pirates’ A.J. Burnett throws in the first inning.   (Keith Srakocic / AP)

Pirates shortstop Jung Ho Kang throws to first as Jorge Soler is out at second on a fielders choice on a ground ball by Anthony Rizzo in the first inning.   (Keith Srakocic / AP)

Jake Arrieta throws in the first inning.   (Keith Srakocic / AP)