Cubs 5, Reds 4 (13 inn.)

Kyle Schwarber and Anthony Rizzo celebrate after a 5-4 win.

Kyle Schwarber is congratulated by David Ross and manager Joe Maddon following the Cubs’ 5-4.

Starlin Castro celebrates with teammates after the 5-4 win.

Kyle Schwarber hits a game winning home run in the 13th inning.

Kyle Schwarber runs the bases after hitting a game winning home run in the 13th inning.

Kyle Schwarber is congratulated by teammates after hitting a game winning home run in the 13th inning.

Kyle Schwarber and Dexter Fowler celebrate after Schwarber hit a game tying two run home run in the 9th inning.

Addison Russell makes the athletic throw to first.

Brandon Phillips throws to first for an out.

Anthony Rizzo charges a grounder.

Jorge Soler connects for a double in the fourth.

Jorge Soler pulls into second with a double.

Starlin Castro reacts after his fourth inning strikeout.

CINCINNATI, OH - JULY 21: Starlin Castro #13 of the Chicago Cubs walks back to dugout after striking out in the second inning against the Cincinnati Reds at Great American Ball Park on July 21, 2015 in Cincinnati, Ohio. (Photo by Andy Lyons/Getty Images) ** OUTS - ELSENT, FPG - OUTS * NM, PH, VA if sourced by CT, LA or MoD **  (Andy Lyons / Getty Images)

CINCINNATI, OH - JULY 21: Jason Hammel #39 of the Chicago Cubs throws a pitch against the Cincinnati Reds at Great American Ball Park on July 21, 2015 in Cincinnati, Ohio. (Photo by Andy Lyons/Getty Images) ** OUTS - ELSENT, FPG - OUTS * NM, PH, VA if sourced by CT, LA or MoD **  (Andy Lyons / Getty Images)

Jason Hammel winds up during the first inning.

Dexter Fowler chases down a ball hit by Joey Votto.

Raisel Iglesias fires a pitch.