NYC Mayor de Blasio: Tapped gas line could have caused East Village explosion
A car sits amongst the rubble after an explosion destroyed four buildings in New York on March 27, 2015. REUTERS/Nancy Borowick/Pool

NEW YORK — Someone may have improperly tapped a gas line before an explosion that leveled three apartment buildings and injured nearly two dozen people, Mayor Bill de Blasio said Friday as firefighters soaked the still-smoldering buildings and police searched for at least two missing people. "There is a possibility here that the gas line was…