The NCAA men's tournament is down to four and that quartet will play in the Final Four. A look at the winners and losers of the regional round.

Oddly enough, the Alamodome was also the venue the only other time all four No. 1 seeds made the Final Four. In 2008, Kansas toppled Memphis in overtime to win Bill Self’s first national title, tying the game in the final seconds of regulation with a Mario Chalmers 3-pointer after Derrick Rose missed a potential clinching free throw.

After the first three tickets were punched for this week's Final Four on Saturday, the final spot in the national semifinals will be filled Sunday with the last Elite Eight game between Auburn and Michigan State.