00:00 intro 00:56 Federer beats Koepfer  09:20 Iga Swiatek: women's Nadal 10:15 Lorenzo Musetti 12:30 Daniil Medvedev  18:22 Rafael Nadal's serve 20:45 Are youngsters only good on hardcourt? 23:00 Nadal vs "perfect player" 24:30 night matches at RG 26:55 Americans on clay 29:18 catching tosses 31:18 Aging like fine wine 35:51 Novak Djokovic physicality 38:02 Big 3 vs. Italy R4 42:16 Who do conditions help 44:22 Davidovich Fokina def. Ruud  Gill Gross answers your comments about tennis and stuff.