Will a #1 seed lose in the first round of NCAA Tournament?

This market will resolve to "Yes" if a #1 seed loses a game in the first round of the 2025 NCAA March Madness Tournament. Otherwise, this market will resolve to “No". If a game is postponed, this market will remain open until the game has been completed. If for any reason the first round is not completed by May 31, 2025, 11:59 PM ET, this market will resolve to "No". The resolution source for this market will be official information from the NCAA.