Others' defections may make UNC tops, for now

The pre-preseason Top 25 already needs an overhaul. Too many players are declaring for the draft to leave the poll untouched, even in April, so for the next few weeks, this assessment will continue to get adjustments.

Let's begin with Florida. The Gators lost all four of their juniors (Al Horford, Joakim Noah, Corey Brewer and Taurean Green) when they declared for the draft and opted to sign with agents. That means Florida is now definitively out.

Moving on to the Top 25, let's address the teams' relative movement since April 4 (in their original order).

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Andy Katz is a senior writer for ESPN.com.