The way Rafael Nadal managed to somehow retrieve a forehand midway through the second set shocked even Roger Federer, who has been on the receiving end of the Spaniard's unbelievable shots more than anyone else in Grand Slams. It was a tipping point in their Australian Open semifinal. Federer had lost the first-set tiebreaker but was still throwing his whole arsenal at Nadal. At 15-30 in the sixth game of the second set, Federer thought he'd wrong-footed Nadal with a volley deep into the left corner. More...