‘It felt like an earthquake:’ What we know about the Md. condo explosion

A day after an explosion and fire tore through the Potomac Oaks Condominium building in Gaithersburg, Maryland, Wednesday morning, officials said 14 were injured and they still aren’t sure if anyone died in the blast. WTOP’s John Domen reports from the scene as crews search through the rubble. We also hear a heroic story of a man who saved four people from the flames.