Rob Gronkowski participates in 11-on-11 work for first time

While several injured players were making their return to Patriots practice on Monday, tight end Rob Gronkowski was taking another step forward in his own return from a torn ACL. Gronkowski participated in 11-on-11 drills for the first time since training camp opened last month. Mike Reiss of ESPNBoston.com reports that a lot of balls were…