The time for insanity, heartbreak, tears, and various emotional extremes are only a few days away. The tournament bracket has been released and Florida, Virginia, Arizona, and Wichita State are the No. 1 seeds. Wichita State stands as the only undefeated team, but crazy things have happened in March, so don't count any team out. The first round begins on March 18.

$1 billion is on the line here, so it's time to make those predictions. Sixty-eight teams is admittedly a bit much to have a decent knowledge on, but you can try catching up with Campus InsidersOn Monday, the site will roll out "68 in 60," which are 68 original video segments that break down each team. 

[via ESPN