BILLINGS - Officials report a woman walked away from the Passages Women's Program in Billings.
Brianna Lee White, 27, left the facility at 1001 S. 27th St. at about 7:45 p.m. Sunday.
White was serving a sentence for felony drug possession in Cascade County.
White is described as 5-feet, 8-inches tall, 135 pounds with red hair and blue eyes.
Anyone with information about White's whereabouts is asked to call law enforcement.