Jon Gruden’s son, Deuce, is a powerlifting gold medalist and world champion. He’s also a prime example that it’s not the size of the dog in the fight, but rather the size of the fight in the dog.

Deuce Gruden is a Raiders strength and conditioning assistant. And as a gold medal winner in the IPF World Classic Powerlifting Championships, Raiders players know they’re in good hands with his training methods and expertise.

When you think of a world champion powerlifter, you naturally think of a hulking giant with the physique of a pro football player. That’s not the case of Jon Gruden’s son, who’s listed at 5-foot-6 (hence the “size of the fight in the dog” thing).

Now, to get an idea of how massive Raiders star offensive lineman Kolton Miller is in stature (6-foot-8, 326 pounds), look at t

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