Northeast blasted with sudden snow and freezing temperatures

Tonight, a sudden blast of snow and freezing temperatures hitting the Northeast. Yesterday, it was beautiful out. And then today I wake up to this.Upstate New York getting a wintry mix in the middle of spring. 81 million Americans in the Midwest and Northeast now under frost and freeze alerts through Tuesday morning. It is snowing.Good old Pennsylvania. A Sunday morning surprise for folks in New Hampshire. This is crazy.I can't believe it. The cold front bringing quarter-size hail to Texas. Oh my god.And 48 ...