Federer helps Swiss win but coy on Davis Cup future

(Reuters) - Roger Federer guided Switzerland to victory in their Davis Cup World Group playoff tie against the Netherlands with an easy 6-3 6-2 6-4 victory over Thiemo de Bakker on Sunday. The 17-times grand slam champion, beaten by Novak Djokovic in the U.S. Open final a week ago, recovered after losing Saturday's doubles with Marco Chiudinelli to give the Swiss a decisive 3-1 lead and secure their World Group spot. Switzerland, winners last year, were beaten by Belgium in the opening round in