Federer clarifies retirement 'joke' after US Open 1st Rd win
Swiss tennis player Roger Federer clarified his "joke" after having said, "[I]t is almost time to retire - but not yet," following his record 18th first-round win at the US Open 2018. Federer said that he jokingly used the word "retire" to state that he could retire in order to protect his 18-0 first-round record at the US Open.