The British boxer David Haye is the undisputed cruiserweight champion of the world, but people just don't pay any attention to cruiserweights. So Haye is giving up his cruiserweight title and will fight at heavyweight, where he thinks he can unify the belts, even though he'll be fighting guys significantly bigger than him. But Haye's ambitions don't end with being heavyweight champion of the world in boxing. Haye says he also wants to try his hand at mixed martial arts. From The Sun:
"It's just another challenge. I like to set myself goals and tasks and fighting for the UFC heavyweight championship would be a real big thing for me."I'd do whatever was required to get that win.
"I'm a fighter, through and through - any kind of competition.
"I'd be a big underdog and I'd actually like that. I like people writing me off."

Chances are, unless you're a close follower of Thai Olympians, the name Manus Boonjumnong is a new one to you. He was the 2004 gold medalist in light welterweight boxing and, as a result, won some $600,000 in bonuses. He promptly blew all of it in a frenzy of gambling and partying which cost him both his national respect and his pregnant wife.
I'm beginning to wonder what is more likely to happen during my lifetime - the discovery of life on Mars or a unified heavyweight title. I'd love to say the latter because I think it would be good for a sport I enjoy but year after year goes by without any movement toward that end. A big part of the problem has been 

When heavyweight champion 
