Seattle 10, Colorado 3

Mariners 10, Rockies 3: Kyle Seager went 3-for-4 with a two-run homer and three RBIs and Jason Vargas pitched six shutout innings before faltering in the seventh as visiting Seattle reached a season high for runs to defeat Colorado for the second straight game.

Dustin Ackley delivered a two-run double and Casper Wells followed with a two-run single as the Mariners blew the game open with four runs in the sixth inning. Jesus Montero added three hits for Seattle, which won back-to-back games for the first time since winning three straight from May 5-7.

Vargas (5-3), who improved to 5-2 in his last eight interleague starts, allowed three runs and five hits in seven innings and added an RBI single.

Colorado rookie left-hander Christian Friedrich (1-1) was roughed up for eight runs on nine hits and walked four over five-plus innings in his third career start. His ERA rose from 1.38 to 5.00.

Seager, who had two RBIs in Friday’s 4-0 victory, put the Mariners on top 2-0 in the second and Seattle doubled its lead on consecutive RBI singles by Montero and Seager in the third. Vargas’ run-scoring hit came in the fifth.

Wilin Rosario hit a two-run homer in the seventh for Colorado.

GAME NOTEBOOK: Fifteen of Seager’s 26 RBIs this season have come with two outs. … Seager is 5-for-7 with five RBIs in the series. … The Rockies fell to 4-13 in May. … Vargas was 0-2 with an 18.00 ERA in his other two starts at Coors Field. … The Mariners had scored seven runs in Vargas’ previous four outings. … Montero, who did not play the last two games, went 3-for-4 to improve to 6-for-27 on the road trip. … Colorado’s Michael Cuddyer is hitless in 13 at-bats, three for his last 27 and 12-for-62 (.194) in May. … Seattle is 3-12 in its last 15 road games.

• Colorado will play their next game at home against Seattle. The Rockies have a W/L % of .267 after a win and .458 after a loss.
• Seattle will play their next game on the road against Colorado. The Mariners have a W/L % of .500 after a win and .375 after a loss.