These five NFL teams were all active in free agency this month, and they all look better as a result. The Patriots added real talent to the defensive side of the ball with big additions like defensive tackle Milton Williams, outside linebacker Harold Landry, inside linebacker Robert Spillane and cornerback Carlton Davis.

Three days of free agency have come and gone, with Wednesday marking the official start of the new league year. We've seen a number of notable deals come across the wire, including at the quarterback position.