Welder sparks fire at Pittsburgh Zoo

Here's a cautionary tale about fire safety and welding...

PITTSBURGH (AP) — A welder sparked a fire Monday at the Pittsburgh Zoo in a nonpublic building that houses two apes, which were not injured.

The fire started at about 9:15 a.m. in the winter animal holding area. The animals, two mandrills, were quickly removed, zoo officials said.

No workers or animals were injured.

The fire was began when a welder touched insulation in the walls, sparking the fire, which spread to the roof.

The zoo remained open for visitors.