Kristina Mladenovic reached St. Petersburg Ladies Trophy 2017 R2. She prevailed over the Belgian Elise Mertens on Tuesday – 7/6(5), 6/4. The match lasted 1 hour 46 minutes. The opponents made 11 breaks: Mladenovic broke 6 times, Mertens – 5. Kristina will vie for a place in QF with Australian Open-2017 runner-up Venus Williams.