On March 16th, 2018 the UMBC retrievers shocked the world becoming the first No. 16 seed in the history to knock off a No. 1 seed, 75-54. And this hasn’t been the only shocker in the first two rounds of this year’s NCAA men’s tournament. Only two No. 1 seeds survived the tournament’s first weekend, that’s the fewest since 2004. So what’s making this year’s tournament so unpredictable?