(Marvin Joseph/The Washington Post)It was too cold to, among other things, ice skate Thursday morning. In our region, polar protocols kicked in at preschools, zoos, utility stations and even ice rinks. Any colder is deemed too risky for the skin of little skaters and the ice guards who swoosh around them. [Washington notches coldest winter day; more frigid air may ring in New Year]A record-setting Christmas storm buried Erie, Pa., under mountains of snow. People bundle up against the cold temperature as they walk in Times Square in Manhattan.

Source: Washington Post December 28, 2017 22:35 UTC