What time does March Madness start today? Here's how to watch the full Sunday slate of men's and women's NCAA Tournament games:

Madness continued Sunday as Houston and Auburn clinched spots in the men’s Final Four, while South Carolina and UCLA advanced in the NCAA women’s tournament.

Eight teams will compete in the Elite Eight on Sunday and Monday for four spots in the Final Four next weekend. Defending champion and No. 1 seed South Carolina takes on No. 2 Duke at 1 p.m. ET to tip off the action, while No. 1 overall seed UCLA plays No. 3 seed LSU to round out Sunday's games.

Below is a look at which first- and second-round upsets in the NCAA Tournament are most common:

South Carolina kept its repeat championship hopes alive and reached its fifth straight Final Four with a grinding 54-50 win over Duke on Sunday. The Gamecocks will face the winner between top-seeded Texas and TCU on Monday in their bid to become the first repeat NCAA champion since UConn’s run of four straight from 2013-16.

Half of the NCAA men's tournament Final Four spots are filled. The other two will be determined Sunday. A breakdown of the Elite Eight matchups.

With Michigan State basketball's elimination from the NCAA Tournament, the Big Ten national championship drought continues. Who was the last? Here's more:

It's a power conference-heavy Sweet 16. How does the field rank if we were to re-seed the NCAA Tournament bracket at this point?