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While the provided content is limited to two sentences, a factual summary of the event being referenced is as follows:
Saturday marked the biggest surprise in the 154-year history of the competition—the NCAA March Madness tournament. During the first round, No. 16 seed University of Maryland, Baltimore County (UMBC) Retrievers defeated the No. 1 Virginia Cavaliers, making it the first time in history a 16-seed upset a 1-seed. The final score was 74–54, shattering predictions and cementing the game as an iconic sports moment.
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