Former world number one Lleyton Hewitt's induction into the International Tennis Hall of Fame will be deferred by a year due to COVID-19 travel restrictions from Australia to the United States, the Hall of Fame said on Thursday. Australian great Hewitt, who won two Grand Slam titles during his career, was named to the Class of 2021 in February and was to be honoured at a July 17 induction ceremony at the Newport, Rhode Island-based Hall of Fame. "Unfortunately due to the circumstances