(CNN) -- Former baseball slugger Jose Canseco accidentally shot himself in his left finger while cleaning a gun, police said. He was in surgery Tuesday night, his fiancee tweeted. "This is Leila . Thank you all for the kind words and prayers . Jose is in still surgery and will be ok. Please pray for his finger !!," she said in a tweet posted to his account.
Canseco hit more than 450 home runs . His semiautomatic handgun accidentally went off .