Khaki-ed up and ready to go. Photo: William B. Plowman/NBC via Getty Images There is a great deal of uncertainty looming over this Election Day, but this much is 100 percent beyond doubt: Steve Kornacki, master of the MSNBC Big Board , is prepared for the moment. He has been training for months in the way that election-results reporters train: by breaking down literally any sort of information displayed on a large digital screen. Olympic gymnastics? Kornacki explained that for us . NFL games?