After Giannis Antetokounmpo's representatives made it clear he wasn't going to sign a contract extension, Bucks officials knew they had to trade him. Milwaukee was forced to decide between a Celtics proposal that included 29-year-old Jaylen Brown, a bona fide star in his prime, and a Heat pitch that was more voluminous in terms of assets, if not prestige. More from @sam_amick and @eric_nehm on the blockbuster trade: t.co/t6Brca2xVb