X on Instagram: "Imagine getting paid $2,000 for three minutes of work. The catch? You have to survive in the ring with a prime "Iron" Mike Tyson. In his heyday, Tyson's sparring sessions were so famously brutal that finding partners was a constant challenge. His trainer, Kevin Rooney, had to offer a staggering $2,000 per round just to get tough, game fighters to step in with the champ. But this wasn't a light drill. As Tyson explained, "I train the way I fight." He went into every spar with the