Postpublished at 08:33 Greenwich Mean Time 21 January 2018
Simon Briggs
Daily Telegraph tennis correspondent on BBC Radio
He's managed to do a leaping air punch but pulled out of whooping the crowd up. It's not in his nature but these victories must make him feel he can show a bit of swagger now.
Other players are looking at him and thinking 'this is one guy I do not want to play against'.