Jack Sock, former world No. 8, now plays pickleball, a sport derived from tennis that is very much in vogue in the USA.
However, the American hasn't completely given up on the idea of playing profess...
Reactions continue to pour in after world number 2 Iga Swiatek tested positive for trimetazidine.
Suspended for a month, she was able to return to finish the season at the WTA Finals (eliminated in t...