Mubadala Citi DC Open: Alex Michelsen vs Mackenzie McDonald

This market refers to the tennis match between Alex Michelsen and Mackenzie McDonald in the Mubadala Citi DC Open, originally scheduled for July 28, 2026 at 12:30PM ET. This market will resolve to 'Alex Michelsen' if Alex Michelsen advances against Mackenzie McDonald. This market will resolve to 'Mackenzie McDonald' if Mackenzie McDonald advances against Alex Michelsen. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.