Danny Ainge Will Talk, But Says It's 'Unlikely' Celtics Pull Off Blockbuster

The San Antonio Spurs are trying to trade disgruntled star Kawhi Leonard and the Boston Celtics have expressed (varying degrees of) interest. LeBron James, meanwhile, has officially opted out of his contract with the Cleveland Cavaliers. This is important beyond the fact that the Celtics are allegedly on LeBron's list of summer meetings, too. It…