Rafael Nadal looks to be peaking at the right time after brushing aside Fabio Fognini to reach the quarter-finals of the Australian Open. The second seed came into the tournament with serious concerns over a back problem but revealed after beating Britain’s Cameron Norrie in the third round that it had finally started to improve. Fognini came from two sets down to beat Nadal at the US Open in 2015 but, after failing to convert a lead in the second set, he swiftly succumbed to a 6-3, 6-4,