The Red Sox celebrated after beating the Yankees Monday in their 2013 season opener.

Jonny Gomes slid in safely in the ninth inning as the Red Sox extended their lead.

Jackie Bradley made a running catch to end the third inning.

Jackie Bradley extended to make the catch.

Jose Iglesias dove into home plate with one of four second-inning runs for the Red Sox.

Jose Iglesias (foreground) and Jackie Bradley (background) were greeted by teammates after scoring in the second inning.

Jon Lester, the Sox' Opening Day pitcher, threw a pitch.

Yankees hurler CC Sabathia prepared to deliver a pitch.

The Red Sox bowed their heads during a tribute to the Newtown, Conn., victims.

Red Sox players warmed up before the game.

A group of Red Sox fans mingled with a Yankees fan, right, in the stands before the game.

Players milled about the batting cage Monday morning ahead of the Opening Day matchup between the Red Sox and Yankees.

David Ortiz, who is not in today's lineup, spoke to Dustin Pedroia.

Red Sox GM Ben Cherington spoke on the phone before the game.

Red Sox players warmed up on the field before the start of the game.