Mike Tyson prepares for potential return to boxing ring, releasing a training video that says 'I'm Back'

Mike Tyson is training again, with plans to return to the ring.

(CNN)Iron Mike is back.

In a pair of training videos posted on his Instagram page, Mike Tyson, 53, showed off his agility and power as he hit the pads with a trainer.
"I'm back," Tyson, sporting a gray beard, declares at the end of the video.