GLENDALE, AZ - Authorities say 12 people needed treatment after a freon leak in the refrigerated section of a store in Glendale.
The leak forced the evacuation of the Costco near Arrowhead Towne Center around 12:30 p.m. Friday.
Authorities say three people were taken to a hospital for respiratory problems and the rest were treated at the scene.
Fire officials say the leak was caused by a serviceman working on a refrigerator unit.
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