Washington 6, Atlanta 4
Jordan Zimmermann struck out seven in six innings and host Washington scored four times in the first en route to extending its lead over reeling Atlanta in the National League East to nine games.
Minnesota 4, Cleveland 3
Oswaldo Arcia slugged a two-run homer to cap a four-run fourth inning as visiting Minnesota upended Cleveland in the opener of their three-game series.
Tampa Bay 4, NY Yankees 3
James Loney homered among three hits and drove in a pair of runs as Tampa Bay beat New York at Yankee Stadium for the fifth straight time.
Philadelphia 4, Pittsburgh 3
Maikel Franco slapped a tiebreaking RBI single to right field in the seventh inning as host Philadelphia prevailed.
Toronto 9, Chi. Cubs 2
Jose Bautista delivered a go-ahead three-run double in the seventh inning and host Toronto pulled away late for a second straight win over Chicago.
Detroit 4, Kansas City 2
Rajai Davis and J.D. Martinez drove in two runs apiece as host Detroit defeated Kansas City to move into a virtual tie with the Royals atop the American League Central.
Baltimore 4, Boston 1
Alejandro De Aza posted his second two-homer performance of the season and Adam Jones also went deep as visiting Baltimore inched closer to its ninth division title.
Cincinnati 9, St. Louis 5
Devin Mesoraco homered and drove in three runs to back a solid effort by Mike Leake as host Cincinnati cooled off St. Louis.
NY Mets 2, Colorado 0
Rookie Jacob deGrom struck out nine in a career-high eight scoreless innings as New York extended Colorado's miseries on the road.
LA Angels 9, Texas 3
Collin Cowgill smacked a three-run triple to cap a seven-run, eighth-inning uprising as visiting Los Angeles defeated Texas.
Oakland 11, Chi. White Sox 2
Josh Donaldson drove in four runs on a career-high five hits as visiting Oakland tied the four-game series at one apiece.
Miami 6, Milwaukee 3
Casey McGehee snapped a tie with a two-run homer in the top of the ninth inning as visiting Miami handed Milwaukee its 13th loss in 14 games.
Houston 2, Seattle 1
Jonathan Villar delivered the tiebreaking single in the ninth inning and Collin McHugh allowed two hits in eight innings as visiting Houston downed Seattle.
San Diego 6, LA Dodgers 3
Jedd Gyorko belted a two-run homer and Andrew Cashner won for the first time in nearly five months as visiting San Diego snapped its six-game losing streak.
San Francisco 5, Arizona 1
Yusmeiro Petit tossed a four-hitter, Joe Panik went 5-for-5 and Angel Pagan collected four hits and scored three times as host San Francisco recorded 12 hits - all singles - en route to victory in the opener of the three-game series.