According to an Instagram post that Holmes, 47, shared on Sunday, Oct. 13, he injured his Achilles tendon, which caused him to drop out of the remainder of the 26.2-mile race. "So this happened.
Watson's Achilles rupture was the latest in a string of similar injuries to NFL quarterbacks in recent seasons.
The "speed bridge" procedure involves anchoring the Achilles tendon to the heel bone with stitches and bone anchors.