Many call it the biggest upset in sports history.

Bigger than the Jets over the Colts in Super Bowl III. Bigger than the U.S. hockey team's "Miracle on Ice" win over the Soviet Union in the 1980 Winter Olympics. Bigger than Buster Douglas's stunning KO of Mike Tyson 10 years later.

When little-known UMBC (University of Maryland, Baltimore County) takes the floor against mighty Virginia in the first round of the 2018 NCAA men's basketball tournament, the whole world knows the Retrievers will lose. They’re 20-point underdogs. ESPN’s Power Basketball Index gives them a 1.5 percent chance of winning. They’re a lowly 16-seed going against the overall no. 1-seed. And a 16 has never beaten a 1. Never, ever.

Yet on a magical weekend in Charlotte, N.C., the odds go up in flames. March Madness hits a whole new level. This is the dramatic story of the singular team that made bracket-busting history and thrilled a nation, and the school that headline writers and social media pundits were now calling devoid of irony U MUST BE CINDERELLA!