No one has ever submitted a verifiable perfect bracket for the NCAA March Madness tournament, per the NCAA website. According to the NCAA, the odds of predicting all 63 games correctly are 1 in 9,223,372,036,854,775,808 (or approximately 1 in 9.2 quintillion).

Here is everything you need to know about this year's NCAA Tournament bracket, including key dates and TV and streaming options for each round.

It’s almost time for the big dance to begin. Now that conference tournaments are winding down, local college basketball teams are shifting focus toward Selection Sunday. The 68-team fields for the men’s and women’s NCAA Tournaments will be revealed Sunday evening.