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11:22 a.m.
A mammoth Saturday of tennis at the French Open, with potential upsets on the cards for high-ranked seeds who fail to up their game.
An announcer has been getting the thin crowd on the Philippe Chatrier center court in the mood, leading them in a sing-along. The jig of a jazz clarinet is wafting on the air from another court.
Third-seeded Andy Murray needs to be in tune from the off against Nick Kyrgios, an explosive Australian seeded 29th with a distinctive Mad Max-style hairdo, shaved at the sides. They are out first on the magnificent Court Suzanne Lenglen.