College basketball bracketology is heating up with key games impacting NCAA tournament seeding. Duke, currently No. 2 overall, has a shot at the top spot with a win over Louisville, coupled with an Arizona loss. The Big Ten conference is dominating, with four teams in the top seven. Illinois, Michigan State, and Auburn all made significant moves after impressive weekend performances.

Weekend results reshaped the bracket projections, with teams like Illinois surging and Purdue dropping. Texas is back in the field, replacing Seton Hall. The selection committee considers wins and losses, as well as the strength of schedule. These rankings are a snapshot of where things stand, and will continue to shift as the season progresses.

Upcoming games, such as Arizona at BYU, and Penn State at Ohio State, will further influence the bracketology. Ohio State, in the "Last Four Byes" group, faces a must-win situation. Joe Lunardi's projections are updated daily, reflecting the ever-changing landscape of college basketball. March Madness is fast approaching.

With conference tournaments and the regular season winding down, expect more upsets and shifts in the rankings. This is the time of year when teams make their push for the tournament. The next few weeks will be critical for teams on the bubble, hoping to secure a spot in the field of 68.