Faces of #Wimbledon: Coco Gauff of the U.S. secures another win, Roger Federer of Switzerland with his racket over his head, a crouching Daniil Medvedev of Russia, Frances Tiafoe of the U.S. from above, U.S. icon Serena Williams retires from her match against Belarus' Aliaksandra Sasnovich, Sloane Stephens of the U.S. serves.⁠⁠ ⁠⁠ All photos by Peter van den Berg, USA TODAY SPORTS, except Stephens by Kirsty Wigglesworth, AP.