Fire in Serbian capital Belgrade kills 6, injures 6 more

Serbian police say a fire in a residential building in Belgrade has killed six people and injured six more

BELGRADE, Serbia -- A fire early on Saturday in a residential building in the Serbian capital, Belgrade, has killed six people and injured six more, police said.

It was not immediately clear what caused the fire. Footage from the scene showed smoke billowing from the eighth floor of a densely populated building in the new part of Belgrade.