Hingis to retire from tennis: report
AAP
Former singles World No.1 Martina Hingis is reportedly set to announce her retirement from tennis
Reports in French media and on Twitter say Hingis will announce she is leaving the game at the end of the current WTA Finals in Singapore, in which she is playing doubles with partner Yung Jan-Chan.
The pair are the current doubles world No.1 pairing, and the Swiss star has won five singles grand slams and 13 doubles grand slams in a glittering career.
