“A big serve, unbelievable backhand, she does a lot of things – she is able to come to the net.
“The match against Sofia Kenin in Melbourne showed Coco needs to improve yet. Of course, she does.
“But her maturity is incredible at 16. That’s what stands out most for me.
“The ways she handles matches, it’s really unique, but she is still only 16 and when you are only 16 you still have so many things you need to improve which is great. “At that age, having so much to improve, it says so much about her as a person.”