Serbian qualifier Natalija Stevanovic . her first ever Grand Slam main-draw match, Natalija Stevanovic delivered an upset of former Wimbledon finalist Karolina Pliskova. Get to know the Serbian qualifier here.At the age of 28, Natalija Stevanovic had already broken new ground by qualifying for Wimbledon to reach her first ever Grand Slam main draw. Then the No.225-ranked Serb went one better, taking out former finalist and No.18 seed Karolina Pliskova 6-2, 6-3 for the first Top 20 win of her career.#wimbledon