Flagg roared, flexed his arms in what has become a signature move and celebrated the and-one opportunity as Proctor helped him to his feet. As Flagg rose, it appeared his ankle -- injured eight days ago in the ACC Tournament -- was good to go.

The odds of achieving a perfect bracket for the college basketball tournament are about 1 in 9.22 quintillion.

The top betting favorites as the tournament begins: Florida and Duke are listed as co-favorites (+325), according to BetMGM Sportsbook. Auburn (+425) and Houston (+600) are next. The first round tipped off on Thursday and will continue Friday, stretching from Providence, Rhode Island, to Seattle and busting brackets from coast to coast.