North Carolina, Memphis, Kansas and UCLA are the top seeds in the NCAA men's basketball tournament. The Tar Heels are the top seed in the East, and the entire tournament, while Memphis is No. 1 in the South, Kansas in the Midwest and UCLA in the West.
All four won their conference tournaments to seal their top spots in the tournament, which begins Tuesday with an opening-round game between Coppin State and Mount St. Mary's. The rest of the games begin Thursday and Friday.