Officials closed roads around Oriole Park at Camden Yards after receiving reports of a "manhole cover explosion," but they found no evidence of a fire.

A fire under Grant Street in Downtown Pittsburgh blew off manhole covers and caused black smoke to seep up aboveground on ...

Public Safety officials said an electrical issue led to a fire underground, creating pressure that caused the manhole covers ...

Duquesne Light Company and Pittsburgh Fire worked to remove additional manhole covers to increase ventilation after an 'electrical malfunction.' ...