The first two rounds of the 2010 NCAA Tournament provided some of the most eye-popping and surprising moments of the sports year.
From buzzer beaters to top performers to unexpected upsets, the opening rounds of the NCAA Tournament had it all.
Now 16 teams head to the Regional Semifinals, but before we look ahead, we must take a look back at the 10 biggest surprises of the first two rounds.
Is Northern Iowa's upset over top-ranked Kansas the biggest surprise? What could possibly compete with Saturday night's upset?
Look inside to find out.