Widespread power outages sweep Washington, D.C.

By Jeremy Diamond, CNN

Updated 2:54 PM ET, Tue April 7, 2015

Report: Explosion may have caused DC power outages 02:29

Washington (CNN)óWidespread power outages hit across Washington, D.C. on Tuesday, affecting government and privately-owned buildings and the city's public transit rail system intermittently early in the afternoon.

The power outage, which is affecting about 2,000 customers in the Washington area was caused by a small explosion and fire at a power substation in southern Maryland, according to local and U.S. officials...