In addition to mourning the NBA great, who died with his daughter and seven others in a helicopter crash Sunday, perhaps Kyrgios was hoping to channel the competitive grit of the former Lakers star.
Kyrgios and the top-seeded Nadal are bitter rivals, with Nadal having won four of their seven previous encounters.
The No. 23 seed Kyrgios wore the jersey in warmups, but took it off for the actual match.
But this one was among the most memorable. Even sports stars can be grieving fans.