SINGAPORE, Oct. 28, 2015 Petra Kvitova of the Czech Republic serves to her compatriot Lucie Safarova during the women’s singles 3rd round match at the WTA finals tennis tournament in Singapore, on Oct. 28, 2015. Kvitova won 2-0., Image: 264123502, License: Rights-managed, Restrictions: , Model Release: no, Credit line: Profimedia, Zuma Press – News