>> reporter: icy roads sent this car spinning out of control around d.c. around 6 inches covered our nation's capitol. it put federal offices under a two-hour delay and causing the president to scale back his schedule. 12 inches of snow in eastern massachusetts. governors in several states declaring an emergency. school districts closing their doors, while new york city opting to remain open. some kids using their snow day to turn the philadelphia art museum into a e shredding -- sledding freezing. >> windchill factors will be dragging temperatures into the negative teens. >> these are extremely dangerous conditions. >> reporter: in chicago, officials are using tugboats to break up the ice covering 60% of