UPDATED at 9:48
Authorities say Aylani has been found and is safe.
The Yankton Sioux Tribal Police are asking for your help to find a seven-year-old girl.
Authorities say Aylani Rainbow was last seen leaving Marty Indian School Tuesday afternoon with her biological mother, Monica Cournoyer. Police say the two may be heading to California in a red Cadillac with California plates.
Anyone with information on where Aylani and her mother are at is asked to call the Yankton Sioux Tribal Police.