The NCAA Tournament selection committee will reveal its top 16 teams to this point on Sunday that will give a picture of the top of the bracket, but there are still many times battling to get off the bubble and into the field ahead of Selection Sunday on March 16.

Teams with Lock status have at least a 95% chance to make the tournament, according to the BPI forecast. (Yes, this means that 5% of the time, a team marked as a lock will miss the tourney. We set the threshold there as a nod to the traditional standard for significance testing.)

FOX Sports national college basketball writer John Fanta reveals who's currently on the bubble ahead of March Madness.

Purdue is the biggest mover in the field this week as the Boilermakers ascend to the No. 1 line and claim the last top seed.