The missing one year old girl, the focus of an Amber Alert issued throughout Montana and North Dakota since early Wednesday morning (4/20) was found dead in Poplar.

The sad outcome of the alert was made official this afternoon from a statement posted on the Roosevelt County Sheriff's Office Facebook page and that a person is in custody. No further information was made available.

Wednesday morning, about 4:20, the first of several Amber Alerts were issued for Kenzley Olson, who was last seen Tuesday (4/19) evening.

Don Murray/ Getty Images

The FBI is leading in this investigation. The two people thought to be responsible for the kidnapping were not involved in the crime.