He has put himself back in the race by winning Georgia: hegets secret service protection from today, the US Government's seal of seriousness on a candidate.
"The problem with knives... is that the top penalty of two years' imprisonment doesn't send a strong enough message and no one really gets it, " he told Today.
Golf's first major championship of the year gets underway today with Phil Mickelson defending the title he won a year ago, and most eyes on Tiger Woods, who won the last two majors of 2006.