How did Dover crews find water main break at old Ear Craft Music? Do residents have to worry about a repeat? Questions on emergency answered here.

A suspected water main break is causing significant water loss in Dover and the public is being asked to help find the break, authorities said.

Dover officials are urging the public to help as crews seek to find a water main break. Here's what residents can expect in coming hours.

A powerful winter storm quickly dumped snow onto New York City, falling as quickly as 1 to 2 inches per hour. At least a dozen people, including firefighters, were injured when an industrial plant exploded in Pennsylvania. NBC News' Priscilla Thompson reports.