Highlights from round 1 of the US Open match between Ben Shelton and Dominic Thiem which took place at Billie Jean King National Tennis Center, New York.

Yeah, I'm trying and working hard to keep it like that on all the remaining year. —Dominic Thiem answering a reporter’s question about searching for his “mojo” following the struggling ...

WATCH: Thiem is coming off a quarterfinal finish on clay in Estoril, but endured back-to-back first-round defeats in Indian Wells and Miami last month. Dominic Thiem bid farewell to longtime coach ...