 After a 49ers punt on their first series started the game, Cassel's second pass of the game was intercepted by linebacker Takeo Spikes to give the 49ers the ball at the Patriots' 45-yard line.On the next play, 49ers quarterback J. T. O'Sullivan threw an interception of his own, this one to Meriweather at the Patriots' 4-yard line.A three-and-out for the Patriots on their ensuing drive ended in a 35-yard Chris Hanson punt that gave the 49ers the ball at the Patriots' 30-yard line to begin their next drive.