New York: Serbian former World No 1 Ana Ivanovic continued her fine form as she got off to her US Open campaign here with a straight-set victory yesterday.


Ana Ivanovic returns to USA's Alison Riske at the US Open yesterday 

The eighth-seeded Serb beat American Alison Riske 6-3, 6-0 in their first round encounter. Ivanovic has won as many as 48 matches this year — that's more than any other player on the tour.