Five facts

1Three of last year's Final Four teams are back: Connecticut, Notre Dame and Maryland.

2This is the third time all four of the top seeds made it this far. Four No. 1 seeds also made the Final Four in 1989 and 2012.

3 UConn has made it to a record eight straight Final Fours, winning the national title four times in that span.

4 This year's Final Four teams have a combined record of 139-7. That's a winning percentage of .952.

5 This is the first time since 2003 that four different conferences will be represented in the Final Four.