Tuesday Truths: Don't blame Hield for Sooners' struggles

Welcome to Tuesday Truths, in which I look at how well 86 teams in the nation's top seven conferences are doing against their league opponents on a per-possession basis.

*Through games of Feb. 29, conference games only
Pace: Possessions per 40 minutes
PPP: Points per possession
EM: Efficiency margin (PPP minus Opp. PPP)

Big 12: Are we watching the Sooners die by the 3?

Back in January when we were all proclaiming gravely and sagely that Bill Self's incredible run of Big 12 titles was in serious jeopardy, Oklahoma looked like the best candidate in all of Division I to wear the coveted "college version of Golden State" crown. Now that it's March, KU has locked down its 12 straight league championship, and the Sooners have dropped four of their past seven games. What changed?