UCF freshmen Trey Hilderbrand (left) and Bogdan Pavel prepare to receive a serve from Oklahoma State's Maxim Tybar and Mathieu Scaglia during doubles play on Wednesday, March 20. Hilderbrand and Pavel, who are ranked No. 54 in doubles, defeated their opponents, who are ranked No. 37, 7-5. The Knights went on to sweep the Cowboys 4-0 at the USTA National Campus in Lake Nona.