Serena Williams quietly re-enters drug-testing pool in step toward possible 2026 return

Williams back in ITIA pool for first time since 2022Move required before any potential competitive returnCould be eligible to play again as early as mid-2026Serena Williams has taken the procedural move required of any player contemplating a competitive comeback, after the 23-time grand slam singles champion re-entered the International Tennis Integrity Agencys (ITIA) registered testing pool for the first time since 2022.Williams, 44, has not played an official match since her run to the third r...