Wade Davis bent over on the mound with his head resting in his arms. The All-Star closer thought Dexter Fowler's drive was headed for the iconic scoreboard at Wrigley Field, but Leonys Martin caught the ball on the warning track in center field. Such is life these days for the rolling Chicago Cubs. Jason Heyward hit a tiebreaking RBI single in the seventh, Fowler's bid for another big homer came up just short and the Cubs swept the St. Louis Cardinals with a 4-3 victory on Sunday. read more http://www.espn.com/mlb/recap?gameId=370917116