New York Mets left fielder Jason Bay looks back after Milwaukee Brewers's Corey Hart hit a grand slam during the first inning of a baseball game Saturday, May 29, 2010, in Milwaukee.
On the run
Detroit Tigers left fielder Ryan Raburn catches a fly ball hit by the Oakland Athletics' Gabe Gross for the second out of the second inning Saturday in Detroit.
The Philadelphia Phillies' Roy Halladay delivers a pitch during the first inning on his way to a perfect game.
Beating the ball
The Tampa Bay Rays' Carl Crawford slides in safely to score on a first-inning double by teammate Evan Longoria as Chicago White Sox catcher A.J. Pierzynski watches the errant throw in St. Petersburg, Fla.
Pittsburgh Pirates outfielder Andrew McCutchen makes a sliding catch to retire teh Atlanta Braves' Kris Medlen in the fourth inning in Atlanta.
Sweating it out
Chicago White Sox starting pitcher John Danks reacts after giving up an RBI single to the Tampa Bay Rays' John Jaso in the third inning.
Grounding it out
The Colorado Rockies' Troy Tulowitzki follows through on a ground ball to the infield for a RBI as Los Angeles Dodgers catcher A. J. Ellis watches in Denver.
Who's catching it?
The Milwaukee Brewers' Rickie Weeks beats the throw as he slides into third base for a triple during the fourth inning against the New York Mets in Milwaukee.
Celebrate good times
Philadelphia Phillies starting pitcher Roy Halladay (center) celebrates with Carlos Ruiz (right) and Ryan Howard after Halladay threw a perfect game.
Philadelphia Phillies starting pitcher Roy Halladay is mobbed by teammates after throwing a perfect game against the Florida Marlins.
Baltimore Orioles second baseman Julio Lugo, top, forces out Toronto Blue Jays left fielder Fred Lewis, bottom, at second base but fails to get the double play as Blue Jays second baseman Aaron Hill was safe on the play during the third inning in Toronto.
Felix Hernandez of the Seattle Mariners reacts to a close play at first base with the runner called safe against the Los Angeles Angels during the third inning at Angel Stadium in Anaheim.
Jered Weaver of the Los Angeles Angels pitches against the Seattle Mariners during the first inning at Angel Stadium in Anaheim.
Matt Tuiasosopo of the Seattle Mariners is tagged out by Maicer Izturisof the Los Angeles Angels at third base during the fourth inning at Angel Stadium in Anaheim.
Alex Rodriguez of the New York Yankees walks off the field after hitting Cleveland Indians starting pitcher David Huff in the head with a line drive during the third inning at Yankee Stadium.
Cleveland Indians starting pitcher David Huff waves to the crowd on a stretcher after Alex Rodriguez of the New York Yankees hit him in the head with a line drive during the third inning at Yankee Stadium.
Texas' C.J. Wilson follows through on a pitch against the Minnesota Twins in the first inning in Minneapolis.
Walkin' on sunshine
Toronto Blue Jays center fielder Vernon Wells smiles after hitting a decisive solo home run against the Baltimore Orioles during the eighth inning in Toronto.
Silva on a roll
Chicago Cubs starting pitcher Carlos Silva pitches to the St Louis Cardinals' Felipe Lopez in the first inning in Chicago.
Walk-off to carted off
Kendry Morales of the Los Angeles Angels reacts after suffering an ankle injury while jumping on home plate after his grand slam to win the game, 5-1 over the Seattle Mariners, during the bottom of the ninth inning at Angel Stadium in Anaheim.
Welcome to the Fukudome
Chicago's Kosuke Fukudome tries to steal second base in the third inning as St. Louis Cardinals second baseman Skip Schumaker tries to catch the throw.
St. Louis' Brendan Ryan reacts after being forced out at second base as part of a double play against the Chicago Cubs in the eighth inning in Chicago. The Cubs won 5-0.
Kansas City's Zack Greinke pitches in the first inning against the Red Sox in Boston.
New York Mets left fielder Jason Bay looks back after the Brewers' Corey Hart hit a grand slam during the first inning in Milwaukee.