Nick Kyrgios’s Brisbane International matches a joy, but playing in pain is no way to be

It was impossible to know how much pain Nick Kyrgios was in.

During his 6-2, 3-6, 10-8 doubles defeat to Nikola Mektić and Michael Venus alongside Novak Djokovic, the 29-year-old was regularly seen flexing his wrist. His elbow.

On New Year’s Eve, Kyrgios said he was dealing with “constant pain in…