Tennis: Age not an obstacle to Serena's pursuit of 24th Grand Slam, says coach

September 19, 2019 4:59 PMLONDON (REUTERS) - Serena Williams is getting faster and fitter in her hunt for an elusive 24th Grand Slam title and the 37-year-old still has time on time on her side despite missed opportunities, the American's coach, Patrick Mouratoglou, said.