The Guardian | Roger Federer opens ATP World Tour Finals with simple win over Jack Sock The Guardian Roger Federer's comeback year looks set for a final flourish as he began his bid for a record-stretching seventh ATP Finals crown with a comfortable win over Jack Sock. With Andy Murray and Novak Djokovic both missing through injury, Federer and Rafael ... Roger Federer laughs off comedy miss to sweep aside Jack Sock at ATP Finals ATP Finals: Roger Federer opens with win over Jack Sock in London Roger Federer defeats Jack Sock in opening match at ATP Finals in London |