PHOENIX, Ariz.- Crews from Phoenix, Glendale and Peoria fire departments responded to a fire at an antique mall near Cactus Road and Interstate 17 early Sunday morning, fire officials said.

Heavy smoke was seen coming from the northwest corner of the Brass Armadillo building. About 48 units responded to the multiple-alarm fire and eventually gained control of the fire, according to officials.

The cause of the fire in unknown and Phoenix Fire Department are investigating, officials said.