election night set in the Times Square studio where MTV's “Total Request Live” ruled the music world two decades ago.The set, at the ViacomCBS headquarters on Broadway, highlights modern wizardry like “augmented reality” 3-D images and multiple data screens while offering enough roominess to protect staff members from being infected with COVID-19, the network said on Thursday.Norah O'Donnell will anchor her first presidential election night, joined on the set by Gayle King, Margaret Brennan,