After a chorus of boos at the NBA finale, the president now has form for disruptive big-game appearances, with similar moments at the Ryder Cup and US Open last year, but, as Alex Pattle writes, Trump can now watch his friend Dana White’s event from his own back garden, far from detractors D onald Trump is accustomed to mixed reactions when attending sports events. In fairness, his presence at the New York Knicks ’ NBA Finals game this week did not so much draw a divisive reception as