Injured Halep withdraws from WTA Finals By Mercury on October 18, 2018 World number one Simona Halep withdraws from the WTA Finals in Singapore because of a lower back injury. Source: BBC Related Published in Tennis Mercury More from TennisMore posts in Tennis »Konta surges into Italian Open last four but Osaka out with hand injuryNadal through to Italian Open semis as Federer withdrawsFederer fights back to reach Italian Open last eightKyrgios forfeits after storming off court at Italian Open