Antrel Rolle and the New York Giants studied Alex Smith so much they practically knew what was coming. On one play in the third quarter, even running back Ahmad Bradshaw screamed from the sideline: "Trail. He's watching you." Rolle responded, pretended he was playing the ball and sliced in front of Kyle Williams on a short hook. "He threw the ball right to me," Rolle said. After a slow start this season, New York's defense saved its best for the 49ers yet again. Rolle intercepted two passes by Smith, Prince Amukamara picked off another, and the Giants shut down San Francisco in a 26-3 victory Sunday in a rematch of last season's NFC Championship Game. Read more: http://scores.espn.go.com/nfl/recap?gameId=321014025