6 die in Las Vegas apartment building fire; 13 injured

Firefighters work the scene of a fire at a three-story apartment complex early Saturday in Las Vegas. (Steve Marcus/Las Vegas Sun via AP)

LAS VEGAS — A fire in a three-story apartment building in downtown Las Vegas where residents were apparently using their stoves for heat killed six people and forced some residents to jump from upper-floor windows to escape the heavy smoke before dawn Saturday, authorities said.