NBA insider reported Celtics as ‘frontrunners’ to acquire Giannis Antetokounmpo moments before Heat trade

News of a league-altering trade was broken late Monday night, when ESPN’s senior NBA insider Shams Charania reported that the Milwaukee Bucks were sending superstar forward Giannis Antetokounmpo to the Miami Heat in return for a massive haul including Tyler Herro, Kel’el Ware, Jaime Jaquez Jr., Kasparas Jakucioni, and draft compensation. The blockbuster deal, which…