Sinkholes Suddenly Appear in More Places

Old water mains are to blame in many of the street failures

A worker inspects a sinkhole that collapsed part of a street in Bethlehem, Pa. in Dec. 2016. The sinkhole and a gas leak believed to be caused by a ruptured water main forced the evacuation of a several homes. (Sue Beyer/The Express-Times via AP)

A recent spate of huge, sudden-appearing sinkholes is prompting alarm because they're happening in places where they shouldn't, and now seem to be proliferating nationwide. Click here for full story.