After a Sunday of snow-clearing, nightfall brought temperatures in the 20s, and by morning wet sidewalks were icy. That sent people tumbling, and many rolled into emergency rooms for X-rays, splints and casts.
"We had a total of 57 X-rays this morning for backs, ankles, hands and wrists," said Ron Harris, a spokesman for Howard University Hospital.
And there were other hazards:
At George Washington University Medical Center...."Today, we have had less than a dozen visits, mostly people complaining of injuries from shoveling."