The Russian argued with the referee, complained about the condition of the court and sprained his ankle.
Nadal has confirmed his participation in his first tournament.
Dick Fosbury became one of the most influential athletes after developing an innovative high jump technique that changed his sport in the 1960s.
Mikaela Shiffrin made her debut in the Alpine Ski World Cup on March 11, 2011.
The conflict between Holger Rune and Stan Wawrinka escalates.