Gas blast at children's hospital in Mexico City leaves at least 2 dead; truck driver detained

A gas tank truck exploded outside a maternity and children's hospital in Mexico City on Thursday morning, leaving much of it in ruins.

At least two people were killed and 56 injured, said Claudia Dominguez, spokeswoman for Mexico City's civil defense agency. Officials earlier had said at least four and as many as seven had been killed at the explosion site at the Maternity Hospital of Cuajimalpa, according to the Mexican newspaper El Universal