Friday, June 21
Bartolo Colon__________Hisashi Iwakuma
A's: Colon has won his only start against the Mariners this season on June 16. He allowed two runs on eight hits in seven innings pitched. He's 5-2 with a 3.12 ERA on the road. Colon is 3-0 with a 1.35 ERA in three June startsOther guys: Iwakuma allowed four runs in five innings to snap his streak of 31 1/3 innings without allowing an earned run. The five innings matched his shortest outing of the season, as he fell to 7-2 on what has otherwise been an All-Star-caliber season.
Saturday, June 22
Dan Straily__________Aaron Harang
A's: Straily took a no-decision during his last start against the Rangers on Monday, allowing six runs on eight hits in 4 2/3 innings. He lost his only start against the Mariners this season, giving up six runs on six hits in five frames.Other guys: The veteran right-hander has two complete-game shutouts in his last five starts, but also has been roughed up several times, including his last outing in Anaheim when he gave up 12 hits and four runs in five innings.
Sunday, June 22
Jarrod Parker__________Jeremy Bonderman
A's: Parker is 3-0 with a 1.91 ERA over four starts in June. He's 2-3 with a 3.86 ERA in six road starts and 1-1 against the Mariners this season. He won his last outing at Safeco Field.Other guys: Bonderman has pitched well in his first Major League action since 2010, allowing just two runs over his last 20 innings against the Yankees, Astros and Angels. He's taken no-decisions his last two starts when the bullpen blew late leads.