Murray prepared for Wawrinka Andy Murray admits he will have to be at his best when he takes on Stanislas Wawrinka in the third round of the US Open.
Venus ventures into last 16 Venus Williams made light work of qualifier Mandy Minella to reach the fourth round of the US Open.
Rafa remains on course An elusive US Open crown remains on the cards for top seed Rafael Nadal after beating Denis Istomin in the second round.
Isner lifts American spirits John Isner raised the spirits of the New York crowd after American teenager Ryan Harrison lost a five-set epic on day five.
