Updated at 3:55 p.m. with Kaleb Tarczewski’s commitment to Arizona.
Here’s a look at the Class of 2012 top 40 basketball commitments using Rivals, Scout and ESPNU. Judging by this, Arizona looks on its way to ending Kentucky’s reign at No. 1. But there’s still time left and plenty of targets left on the board.
Click here and go to the jump for a look at who’s undecided.

