Most of the U.S. believes Zion Williamson and Duke will win this year's NCAA tournament, according to a new Twitter map created by Sportsbetting.ag.
The map, put together using geotagged Twitter data dating back to March 1, shows Duke as the overwhelming favorite, with 20 states favoring the Blue Devils to win the tournament. The second-most popular school is Gonzaga, which picked up nine states.
