Serena Williams refuses to rule out tennis comeback two months after firm denial‎

Serena Williams has refused to rule out a tennis comeback, just under two months after she definitively denied a return to the sport in which she won 23 Grand Slam singles titles. In December, the appearance of Williams’ name in the tennis anti-doping test pool, a prerequisite to returning to the sport, raised the possibility of her playing again. Rejoining the pool means Williams, 44, is subjecting herself to tennis’ whereabouts rules, which entails accepting the possibility of random drug test