On cam: Firefighters battle apartment blaze in Dallas

Texas firefighters are trying to contain a four-alarm fire at an apartment complex in far northeast Dallas. Local TV station, KDFW FOX4 News, reports the blaze started at the Cambridge Park Apartments on Tuesday morning. Video from a helicopter showed thick smoke coming from the three-story building and at one point, part of the building collapsed. KDFW reports there's no official word on injuries but several rescue units were at the scene of the fire. The cause of the blaze is not yet known.