Nitto ATP World Tour Finals - Day Three
A Switzerland fan showes their support during the singles round robin match between Roger Federer of Switzerland and Dominic Thiem of Austria during Day Three of the Nitto ATP Finals at The O2 Arena on November 13, 2018 in London, England.
(Nov. 12, 2018 - Source: Julian Finney/Getty Images Europe) more pics from this album »