UPDATE 9/20 4:45 a.m.: An Amber Alert has been canceled after police say three young girls have been found safe.
Olivia Arzaga, and Adia and Lillian Johnson-Enos were last seen in the town of Royal, Iowa. The Iowa Division of Criminal Investigation reports the girls were found safe and returned to a family member overnight.
Police are still searching for the mother, 25 year-old Danica Arzaga though, who allegedly took them. The sheriff's office says she may be traveling in a maroon 2003 Cadillac CTS four-door, with an Iowa license plate.
ORIGINAL STORY: ROYAL, Iowa -- An Amber Alert remains in effect as authorities search for three young girls and the woman they say kidnapped them.
Olivia, Adia, and Lillian were last seen in the town of Royal, Iowa.
Police say that it was 25-year-old Danica Arzaga who kidnapped them.
Arzaga is described as 5'3", 135 pounds, with a large eagle tattoo on her chest.
All four may be traveling in a maroon Cadillac.
Police say the girls may be in danger and are asking anyone who sees them to call immediately.