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.
Researchers say 96% of former NFL players who donated their brains to science after death tested positive for a brain disease linked to concussions. CNN’s Sanjay Gupta explains.
In the opening round of the 2015 BMW Championship, Bubba Watson holes a 72-foot chip shot on the par-4 12th hole for a birdie three. This highlight is delivered by PGA TOUR LIVE.