Tom Brady's longtime teammate and friend Rob Gronkowski suffered an injury during today's big flag football game.

Rob Gronkowski's day of flag football is apparently over.

It didn't take long for former NFL star Rob Gronkowski to sustain an injury in the Fanatics Flag Football Classic.

Former star tight end Rob Gronkowski suffered a hamstring injury while participating in Saturday's Fanatics Flag Football Classic.

It's not a pain-free Saturday for Rob Gronkowski. Gronkowski is among the many football stars participating in the Fanatics Flag Football Classic at BMO ...

Former Patriots tight end Rob Gronkowski suffered an apparent leg injury at Saturday's Fanatics Flag Football Classic.

Legendary NFL tight end Rob Gronkowski returned to the gridiron on Saturday afternoon for the Fanatics Flag Football Classic at BMO Stadium in Los Angeles, California. Gronk got off to a hot start ...

Rob Gronkowski suffered a hamstring injury after receiving a pass from Tom Brady during the Flag Football Classic. After a strong first offensive drive, the former tight end felt the discomfort after ...

Rob Gronkowski is preparing to take to the field with Logan Paul at this month's Fanatics Flag Football Game, and has opted to join Tom Brady by calling out the WWE star ahead of the event ...