ATP roundup: Thiago Monteiro upsets Casper Ruud in Sweden
Sep 1, 2020; Flushing Meadows, New York, USA; Thiago Monteiro of Brazil reacts during a changeover after winning a game against Felix Auger-Aliassime of Canada (not pictured) on day two of the 2020 U.S. Open tennis tournament at USTA Billie Jean King National Tennis Center. Mandatory Credit: Danielle Parhizkaran-USA TODAY Sports Brazil’s Thiago Monteiro, ranked…