The eighth-ranked Mack defeated the No. 1-ranked Alvaro Regalado 6-4, 7-6 (7-5) in the No. 1 singles slot in Valdosta State’s match with top-ranked Columbus State. The sophomore then paired with Rodrigo Carvalho to take down the fourth-ranked duo of Regaldo and Javier Cueto Ramos 7-6 (7-5) in the top doubles spot.