Borna Coric is the highest ranked teen on the ATP tour. The 18-year-old Croat has already beaten Rafa Nadal and Andy Murray and wants to become the No. 1.

The most talked about teenager in tennis
Sep 22, 2015 | 3:57 PM

York, PA, USA
62 °F Mist

Sep 18
Q: 25% of homeowners say thanks to hi-tech, they don't need one of these anymore... A: A house key or spare key
Sep 17
Q: We usually consider this a childhood activity, but it has a national association with 4-major competitions in the U.S. One is in PA. What is it? A: Stone-skipping
Sep 16
Q: This doesn't happen often, but health experts say some people become addicted to this... A: Eye drops