If you're R.A. Dickey, waiting for your next turn in the rotation Friday night in Washington, you bring your authentic Darth Vader two-piece helmet to the MLB Fan Cave Wednesday and spend a couple of hours there.

Mike Trout had his breakout rookie performance on Tuesday night against the Mariners, mashing homers in his first two at-bats and accounting for five RBIs in a 13-6 rout.

Rookie left fielder J.D. Martinez had three hits and three RBIs, and rookie second baseman Jose Altuve homered and drove in a pair to back the strong starting pitching of rookie Henry Sosa, sending the Astros to an 8-2 win over Pittsburgh.

Miguel Montero and Justin Upton homered, while Gerardo Parra finished a homer short of the cycle as the D-backs beat the Rockies, 9-4, on Tuesday at Chase Field.

The Red Sox and Yankees appeared close to adding another colorful chapter to their storied rivalry on Tuesday night at Fenway Park in a scene that nearly replicated the altercation between Jason Varitek and Alex Rodriguez in July 2004.

Edwin Jackson turned in one of his best starts of the year in the same ballpark where, less than a month earlier, he made one of the worst of his career. He pitched seven strong innings to help the Cardinals to a skin-of-the-teeth 2-1 win over the Brewers at Miller Park on Tuesday.

CC Sabathia came away a winner against the Red Sox for the first time this season on Tuesday, firing a season-high 128 pitches and striking out 10 batters as the Yankees defeated Boston, 5-2, at Fenway Park.

The White Sox have manager Ozzie Guillen under contract through next season, which he understands. But the club's outspoken manager wants more to stay in Chicago.

Alejandro De Aza hit a three-run homer to erase an early deficit and a five-run fifth inning outburst allowed the White Sox to post their fifth straight victory with an 8-6 defeat of the Twins at U.S. Cellular Field on Tuesday.

To clear space on the roster for Jeanmar Gomez, Tuesday's starting pitcher, the Indians optioned first baseman Matt LaPorta to Triple-A Columbus.

A night that began with a perfect-game bid by contact pitcher Doug Fister ended with a walk-off home run from Ramon Santiago, whose 10th-inning solo shot gave the Tigers a 2-1 win over the Royals on Tuesday at Comerica Park.

In his first Major League start since July 17, Jeanmar Gomez tossed six strong innings, and Carlos Santana and Jack Hannahan provided sixth-inning fireworks to propel the Indians to a 6-2 win at Progressive Field.

The Phillies acquired left-handed-hitting outfielder John Bowker from the Pirates, a source confirmed late Tuesday night. To make room for Bowker on the 25-man roster, the Phillies optioned right-hander Michael Schwimer to Triple-A Lehigh Valley.

The Nationals used the long ball to defeat the Braves, 9-2, at Turner Field on Tuesday night. The victory broke a six-game losing streak for Washington, which improved to 63-70.

Extra rest didn't make Roy Halladay rusty on Tuesday, as he spun seven scoreless innings against the Reds in the Phillies' 9-0 victory at Great American Ball Park.

Javier Vazquez struck out six in seven innings on Tuesday, giving him 2,500 in his career, and the Marlins defeated the Mets, 6-0, in front of 30,806 at Citi Field.

Vin Scully and Jaime Jarrin announced their plans to return for the 2012 season over the weekend. The rest of the Dodgers' broadcast team followed suit on Tuesday.