The former tight end suffered a setback during a flag football game, raising concerns beyond just one event.

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

Tom Brady found Stefon Diggs for a touchdown, followed by a two-point conversion to Rob Gronkowski vs. Team USA in flag ...

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

Tom Brady reignited comeback speculation after throwing a touchdown pass to Stefon Diggs and a two-point conversion to Rob ...

Tom Brady found Stefon Diggs for a touchdown, followed by a two-point conversion to Rob Gronkowski vs. Team USA in Flag Football Classic.