The clock is ticking. The rest of college basketball has three weeks to figure out how to stop Duke’s freshman force of nature, Zion Williamson.

Williamson and the Blue Devils got the overall top seed in the tournament, while Gonzaga and two more Atlantic Coast Conference teams — North Carolina and Virginia — also received No. 1 seeds. Three teams in one conference on the top line matches a record, and offers the selection committee’s guess as to who has the best chance to slow down Duke.

Read more at Associated Press News.