Night With the Knicks: Rancor, Jubilation and an Unusual Loss

The night began with frustration and boos, and not because of the Knicks. But by the end of Game 3 of the N.B.A. finals, the team had slightly deflated some spirits, too.President Trump’s presence at Game 3 of the N.B.A. finals at Madison Square Garden shifted the vibe both inside and outside the arena.