Pats activate Jermaine Cunningham, waive Ron Brace

The Patriots added some depth to several thin areas with a series of roster moves. According to Field Yates of ESPNBoston.com, the Pats activated defensive end Jermaine Cunningham Saturday, after he served a four-game suspension for violating the league’s performance-enhancing substance policy. To make the roster spot for him, they waived defensive tackle Ron Brace,…