He messed up his left ankle sliding into second base on the double play that ended the game. He was clutching the ankle in pain immediately, and had to be driven off the field on a stretcher.
Details will be sketchy until there are x-rays, but it didn't look good. Best case scenario, he twisted the ankle badly. But with the pain he looked like he was in, I wouldn't rule out a break.
"One of the teams represents truth, justice, the American way, and underdogs everywhere. The other represents George Steinbrenner!" - U.S. News and World Reports columnist John Leo on the difference between the Mets and the Yankees.