Miami Heat’s Nikola Jovic eager to prove himself in postseason

PHILADELPHIA — The running joke during Nikola Jovic’s rookie season was that he hadn’t yet graduated high school.

With diploma secured back in Serbia last summer, the higher education of the Heat’s 2022 first-round pick immediately began this season.

So perhaps it was only fitting that the Heat’s practice ahead of Wednesday night’s play-in game against the Philadelphia 76ers came at Temple University.

The mere opportunity to be schooled during his sophomore NBA season was...