Patriots' tight end Rob Gronkowski returns to practice
Season Is in Doubt for Patriots' Rob Gronkowski - The New York Times
Rob Gronkowski leaves Patriots practice early - The Boston Globe
Patriots still unsure when Gronk will be ready for contact - NBC
Rob Gronkowski cleared for training camp; now comes tricky part
Rob Gronkowski returns to practice for Patriots - The Boston Globe
Gronkowski helping spur Patriots' white-hot streak
Patriots Notes: Good news: Rob Gronkowski back at practice
Rob Gronkowski says there's a very good chance he returns to
Tom Brady and Rob Gronkowski missing from Patriots voluntary
Rob Gronkowski back at Patriots practice Sunday
Tom Brady, Rob Gronkowski limited in return to Patriots practice
Patriots minicamp: Day one recap; Tom Brady and Rob Gronkowski