Has it set in yet? The Knicks are NBA Champions. The city has yet to close its eyes over the past 36 hours. From the chaotic street takeovers to impromptu horn-honking symphonies on the Grand Central Parkway, the energy is unmatched. On Monday the Knicks appeared on “Good Morning America” in addition to some expected fan craziness and Spurs fallout. Follow The Post’s live updates for the latest Knicks NBA Championship reaction and highlights. 1 minute ago Jennifer Lopez reacts to Knicks