In the latest chapter of the Miami Heat’s ongoing saga, Pat Riley and Jimmy Butler have reached the breaking point of their relationship, one that seemed destined to end in a clash of NBA egos.

MIAMI (AP) — Pat Riley turns 80 in a couple of months. The Miami Heat president has not revealed any retirement timetable. He still wears impeccable suits, shakes hands with as firm of a grip as anyone, knows all eyes are on him when he walks into just about any room.

Pat Riley and Jimmy Butler, on a years-long collision course of stubbornness and inevitability, have reached their natural conclusion: an impending, public and potentially ugly divorce. The Heat confirmed as much on Friday,