ROSEDALE, Md. (WJZ/WUSA9) - A cargo train derailed in the 7500-block of Lake Drive in Rosedale just after 2 p.m., our news partner WJZ reports. A huge explosion could be heard across the city, and a large tower of smoke can be seen from miles away. Police and fire crews are responding to the area after receiving numerous calls to 911. Amtrak is reporting that this is not affecting their train services in the area.