Fantasy baseball waivers and the acquisition of fantasy baseball free agents can make or break a season. 

MEDICAL WATCH: RHP Joey Devine (right elbow strain) went on the disabled list retroactive to May 27. 

--LHP Dana Eveland was optioned out to Class AAA Sacramento before Sunday's game. 

Huston Street is still Oakland's closer, according to manager Bob Geren -- but he might use Street in other situations and other relievers might wind up with save opportunities. 

Jed Lowrie's two-run triple highlighted a three-run fourth inning that helped Daisuke Matsuzaka to his 12th win and the Boston Red Sox completed a three-game sweep with a 5-2 win over the struggling Oakland Athletics on Sunday. 

A visit to Toronto might be what the Oakland Athletics need to avoid their longest losing streak of the season. 

A rejuvenated outlook and a weaker opponent were the perfect weekend mix for the Boston Red Sox. 

In his first game with the Boston Red Sox, Jason Bay helped lead his new team to a much-needed victory. 

Jason Bay hit his first home run with Boston, Kevin Youkilis added a pair of two-run homers and the Red Sox cruised to a 12-2 victory over the Oakland Athletics on Saturday night. 

Jason Bay hit his first home run with Boston, Kevin Youkilis added a pair of two-run homers and the Red Sox cruised to a 12-2 victory over the Oakland Athletics on Saturday night. 

A triple and the game-winning run in his debut. 

All eyes at Fenway Park on Friday were focused the Red Sox's way after the Manny Ramirez deal, but the A's had a flurry of activity too. 

--RHP Andrew Brown was placed on the DL with a sore right shoulder. 

MEDICAL WATCH: 1B Daric Barton (neck strain, head laceration) went on the 15-day disabled list retroactive to July 14, after getting hurt while diving into a too-shallow pool. 

All eyes at Fenway Park on Friday were focused the Red Sox's way after the Manny Ramirez deal, but the A's had a flurry of activity too.