Look up "HughHefner.com and ICANN". People's name can turn into TM issue.
In this case, he is probably not famous enought to come after you - but this has limited commercial value IMHO.
No search volume. No one bidding the name. Heck of alot of links because of the news stories. Links don't add value, searches add value.
Once his 15 mins are over, other than USF fans - no one will remember him.
If he does become famous, then he will hire a lawyer and come after you for regging this is bad faith - as evidenced by this post that will become spidered in Google.
Grace delete IMHO. Worthless.