Michelsen Marches On! Alex Michelsen is through to the fourth round of the US Open after making it three straight set victories in a row. The Aliso Viejo native takes down Daniel Merida Aguilar, 7-6(5), 6-4, 6-3, to keep his New York run rolling. 📸: USTA | Bablot #USOpen #TeamSoCal #SoCalTennis