RALEIGH, N.C. -- A carbon monoxide leak forced people out of a mixed-use building in downtown Raleigh Saturday.

• It happened on Glenwood Avenue near Tucker and West Streets
• Two firefighters were treated for breathing in too much of the gas
• They believe the carbon monoxide leaked from pipes

Crews responded to Glenwood Avenue near Tucker and West Streets.

Officials say two firefighters were treated for breathing in too much of the gas.

They believe the carbon monoxide leaked from pipes.

Crews say they've since stopped it from going into the building.