Rafael Nadal into US Open third round but Roger Federer clash not nailed on

Spanish veteran beats Japanese Taro Daniel 4-6, 6-3, 6-2, 6-2 Nadal could meet Federer in semis but both have shown chinks in armour As the clock edged towards midnight on day four - literally if not yet metaphorically - the veteran champion, Rafael Nadal, turned struggle into an ultimately satisfactory fightback against an opponent seven years younger and 120 places below him in the world rankings, the admirable Taro Daniel. Yet there was cause for at least minor concern. Nadal's four-set win t...