NBC News correspondents describe scene at Mamdani and Cuomo HQs after Mamdani projected winner

at the Mam Donnie headquarters. Sam, what are folks saying there. Are they celebrating already.>> You know, it's interesting, Kristen. There was almost like a delayed reaction. NBC News called the race for Zeron Mandani.And then about maybe two or three minutes later, all of a sudden there's just this huge wave of applause and the room behind me has just filled up. It's packed. No insight as of this moment as to when we're going to hear from Zar Mandani.But look, if I told you five months ago, Kristen, six ...