January 2, 2019 5:51 am Increased Security for At Least 3 Md. Schools Threats were made Tuesday against three Prince George’s County schools. The threats are not believed to be credible but increased security is in place Wednesday. Local 1:54 Science 4 Everyone: What is an elliptical orbit? 2:41 Stores run out of snow supplies as Maryland residents prepare for snowstorm 2:31 DC Volunteer Snow Program links neighbors to help with shoveling 2:10 Storm preps, early voting under way in Loudoun County 21:59 Snow squalls leave region, DMV preps for next storm: The News4 Rundown