Waldorf (Maryland, USA), Aug. 11 (LaPresse/AP) – A fire has destroyed a house in Charles County, Maryland, killing four children and two adults, authorities reported. One person managed to escape the flames in the building located in Waldorf, about 88 kilometers south of Baltimore. Seventy firefighters worked for over an hour to bring the blaze under control. One firefighter was hospitalized, while another responder was treated on site for unspecified injuries. The cause of the fire is currently under investigation.