• Roberta Vinci of Italy returns the ball to Ana Ivanovic of Serbia during the St. Petersburg Ladies Trophy-2016 tennis tournament semifinal match in St. Petersburg, Russia, Saturday, Feb. 13, 2016. (AP Photo/Dmitri Lovetsky)

    Bencic to play Vinci in St. Petersburg final

    ST. PETERSBURG, Russia (AP) — Belinda Bencic of Switzerland beat Daria Kasatkina of Russia 6-4, 6-3 in a battle of 18-year-olds to book a St. Petersburg final against Roberta Vinci of Italy, who earlier in the day downed Serbia’s Ana Ivanovic in straight sets.