O'Brien ran a pro-style offense as a redshirt freshman in 2010 .
O'Brien completed 57 % of his passes for 2,438 yards , with 22 touchdowns and eight interceptions .
Running a pro-style offense as a redshirt freshman in 2010 , O'Brien completed 57 % of his passes for 2,438 yards , with 22 touchdowns and eight interceptions .