RHP Jason Berken (2-9, 6.72) today makes his 15th start of this season, his 9th at home and the 2nd of this season vs. Oakland. Berken got that elusive second win on Friday at Toronto. He pitched six innings and gave up five hits and three runs. He allowed two homers and threw 91 pitches. That followed his worst start of the year when he gave up six runs in just 1 1/3 innings vs. Boston. Berken won his first Major League start on May 26th vs. Toronto, then went 0-9 over 12 starts before beating the Blue Jays on Friday. Right-handed hitters bat .299 vs. Berken while lefties hit .314. The Orioles are 3-11 when he starts. Berken has allowed 17 of his 48 runs and a .365 opponent batting average in the first inning. In eight home starts, he is 1-5, 5.49. On June 6th, Berken took the loss at Oakland in his only previous outing vs. the A's. In just 3 1/3, he gave up seven hits and a season-high nine runs, throwing 73 pitches. RHP Vin Mazzaro (3-8, 5.70) today makes his 14th start of the season, his 9th on the road and his 2nd of this season vs. Baltimore. Mazzaro was 0-8, 7.22 over a ten-start stretch until getting a win Friday at Kansas City. Over five innings, he allowed eight hits and three runs. His eight-game losing streak was the second longest in the AL behind Berken's nine-game streak that also ended last Friday. Right-handed batters hit .320 off Berken and lefties hit .319. In eight road starts, he is 2-4, 5.44. The A's are 4-9 in his 13 previous starts. He was part of a three-pitcher shutout of the Orioles on June 7th at Oakland. He went 7 1/3, allowing five hits with four strikeouts. That's his only career appearance vs. the Birds.