Each day, MLB.com selects one player from each game whose performance stands out:
Tyler Colvin | Rockies 7, Brewers 6
Colvin ripped a two-run walk-off double down the right-field line to complete a sweep of the Brewers.
David DeJesus | Cubs 7, Astros 2
DeJesus hit his first two homers at Wrigley Field as part of a four-hit day to lead the Cubs to a series win.
Playing through an injury, Dobbs had three hits, including a single to end Miami's 30-inning scoreless streak, as well as a go-ahead homer.
Adam Dunn | White Sox 9, Blue Jays 5
Dunn hit a tie-breaking three-run homer in the seventh inning to send the White Sox on their way to a victory at Rogers Centre. The towering shot was the 399th of his career.
Escobar had a pair of hits, a stolen base that led to a run and made a fine defensive play at shortstop to help the Royals make it two straight in the series.
Highlights » Danny Espinosa | Nationals 6, Giants 4
Espinosa's two-run homer off Tim Lincecum gave Washington the lead for good as Stephen Strasburg and the Nats finished 8-2 on their road trip.
Highlights » Felix Hernandez | Mariners 1, Rays 0
Hernandez fanned 12 on his way to throwing the first perfect game in Mariners history.
Highlights » Clayton Kershaw | Dodgers 9, Pirates 3
Kershaw struck out eight over eight innings and helped his own cause with a sacrifice fly.
Highlights » Mike Leake | Reds 6, Mets 1
Leake went the distance for the second time in his career, allowing one run on four hits and fanning four in the Reds' fifth straight win.
Highlights » Paul Maholm | Braves 6, Padres 1
Maholm won his second consecutive start since being acquired by the Braves at the Trade Deadline, allowing one run on five hits with seven strikeouts over seven innings. Maholm has allowed one run over his past 16 innings.
Highlights » Mark Reynolds | Orioles 5, Red Sox 3
After watching his club take a one-run lead in the sixth, the first baseman's two-run double proved to be the difference as Baltimore sits atop the AL Wild Card standings.
Highlights » Ervin Santana | Angels 8, Indians 4
Santana allowed one run on four hits in seven innings in besting Roberto Hernandez, formerly Fausto Carmona, who made his 2012 debut.
Highlights » Max Scherzer | Tigers 5, Twins 1
Scherzer fanned 10 in seven shutout innings to earn his 12th win.
Highlights » Adam Wainwright | Cardinals 5, D-backs 2
Wainwright won his fourth consecutive decision and lasted six innings, a mark he has reached in his past eight starts.
This story was not subject to the approval of Major League Baseball or its clubs.