New England Patriots tight end Rob Gronkowski grabs a pass during an NFL Football training camp scrimmage of the Patriots and Philadelphia Eagles in Foxborough, Mass., Tuesday, Aug. 12, 2014. (AP Photo/Charles Krupa)

Gronk promises he will play Sunday

Saying he is "super excited," Gronkowski vowed to be on the field after he didn't play in any of the four preseason games as he completed hi…

Brandon Graham, Ryan Mallett

Patriots trade Mallett to Texans

Originally a third-round draft pick from Arkansas, Mallett played four games in three years with the Patriots, completing one pass.

New England Patriots tight end Rob Gronkowski grabs a pass during an NFL Football training camp scrimmage of the Patriots and Philadelphia Eagles in Foxborough, Mass., Tuesday, Aug. 12, 2014. (AP Photo/Charles Krupa)

Gronk key to Patriots’ success

If Rob Gronkowski can stay healthy after two injury-plagued seasons, the NFL's third-highest scoring team last year should be even more pote…