isner, who he beat yesterday. >> let, first service. bill: oh, again. john: it's almost like he waited on that too long.uld have taken even an extra step or two. taking it earlier. still, that's another one. he's got to make that. bill: 14 winners, 18 unforced errors for murray. errors for murray. deuce number three. john: you see how well nadal moved into that? better footwork so far. because he's lost his rhythm and his edge on his serve. this is the type of game where murray has got to break him. he's not making many first serves at all. bill: rafa serving at just 36% here in the second set. and murray clearly frustrated. he had three chances to break. john: yeah, he just cracked his racket. over on the grandstand, one of the women's semis. bill: samantha stosur, angelique kerber. that was a few moments ago. stosur 6-3 in that opening set. level at 1-1 in the second. john: sam stosur has that killer serve. that mean american twist topspin that gets way up on opponents. opponents. her best weapon.