the military. this is a dangerous hoax and point to a 28-year-old kansas man who was killed after someone called in a fake 911 emergency about a hostage situation at his home. rene marsh, cnn, washington. >> thank you. the next hour of cnn this morning weekend starts right now. ♪ good morning, it is sunday, january 14th, i'm victor plaquewell. >> and i'm amara walker. >> and after months of debates and polls, time for the iowa voters to weigh in. the iowa caucuses are tomorrow night against the back drop of sub-zero temperatures and forecast to be the coldest caucus night in history.