Logan Gilbert struck out a career-high 12 in seven innings of one-hit ball and the Seattle Mariners won their sixth straight, 2-0 over the San Diego Padres.
Mitch Haniger made Boston pay for a costly error by hitting a three-run homer with two out in the seventh inning, as the Mariners held on for a 5-4 win over the Red Sox.
The second half of the major league baseball season starts Thursday night when Xander Bogaerts, Rafael Devers and the AL East-leading Boston Red Sox visit Yankee Stadium.
Vladimir Guerrero Jr. was named the MVP of the All-Star Game after hitting a long, solo homer and drive in two runs to lead the AL to its eighth straight win over the NL, 5-2.
Teoscar Hernández belted a pair of three-run homers over the Green Monster, two of the Toronto Blue Jays' eight homers in an 18-4 rout of the Boston Red Sox.
Bogaerts hit a three-run homer in the first inning. Then hit another homer in the eighth giving the Red Sox a 19-3 lead, pounding their longtime rivals, the Yankees.
Seattle splits the home stand series with the Red Sox, 2 games a piece. Mike Leake had a tough day on the mound. Sox hit five homers, beating the M's 9-3.
A pitching duel between King Felix and David Price. Both teams were held scoreless until the fifth. Bogaerts homered in the sixth for a 2-1 win for the Sox.