(CBS) As if the Seahawks-49ers rivalry needed any more fuel to stoke its fire, Seattle cornerback Richard Sherman is still needling San Francisco now more than two months into the offseason.

In photo tweeted out by Steiner Sports, a sports memorabilia provider, Sherman autographed a photo of his game-saving tipped pass that led to a game-clinching interception by a teammate in the NFC Championship game and added the line, “Sorry Crabtree” — a reference to intended receiver Michael Crabtree, with whom Sherman has some history. 

Check it out.