Adrian Gonzalez hit a pair of two-run homers for Los Angeles, who lead the division by as much as they have all season.
Boston capitalized on Tampa Bay’s loss and extended its AL East lead to 3-1/2 games by edging the Chicago White Sox 4-3.
Red Sox starter Ryan Dempster (7-9) returned from his suspension for hitting New York Yankee Alex Rodriguez and pitched into the seventh inning, having held Chicago hitless through the first four frames.
Texas saw their AL West lead trimmed by a 3-2 home defeat at the hands of Minnesota.
Chris Herrmann hit a tying, two-run homer and Justin Morneau followed with a home run to lift the Twins to victory.
Minnesota snapped a five-game losing streak on a night when it looked as if the strikeout-prone Twins had no chance against the AL’s strikeout leader Yu Darvish.
Instead, Darvish (12-6) had a third straight start without a win and his home run total jumped to 22 after having allowed only 14 last season.
Atlanta’s Freddie Freeman hit a two-run homer in the first inning and that proved enough for the Braves to edge Miami 2-1.
Toronto’s Mark Buehrle pitched seven scoreless innings to win his sixth straight decision and guide the Blue Jays to a 3-2 win that ended Kansas City’s winning streak at five games.
New York’s Ike Davis hit a two-run homer and Daniel Murphy scored from second base on a grounder as the Mets beat Washington 3-2.
San Francisco’s Tim Lincecum pitched six spotless innings and third baseman Pablo Sandoval made a diving play in the field to preserve the Giants’ 1-0 win against Arizona.
Los Angeles’ Jered Weaver tossed six sharp innings to steer the Angels to a 5-0 win over Milwaukee.
Philadelphia’s Michael Young had four hits, including a tiebreaking single in the ninth inning, as the Phillies rallied past Chicago for a 5-3 win, giving a victory to manager Ryne Sandberg in his return to Wrigley Field, where he was a long-serving star with the Cubs.
Seattle’s Taijuan Walker did not allow an earned run over five innings in his major league debut, helping the Mariners defeat Houston 7-1.