The Montana Department of Justice has issued a missing and endangered children alert for a 6-year-old boy and a 4-year-old girl authorities say were taken from Missoula.
    
The alert says the children's 30-year-old mother, who does not have custody of the children, took Kyus and Ashlyn Swanson on Tuesday.
    
Authorities identified the mother as Fawn Phifer. She is 5 feet, 8 inches tall, weighs 140 pounds and has red hair and brown eyes.
    
Kyus has blonde hair and brown eyes and may be missing some front teeth. Ashyln has red hair and brown eyes.
    
Anybody with information on their whereabouts are asked to call the Missoula Police Department at 406-552-6291.