DELTA, Colo. (CBS4)– Police across Colorado are looking for a missing 14-year-old from Delta who hasn’t been seen since Monday.

Abigayle Wietharn, also known as Abby, was last seen Monday in Olathe.

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Police believe her disappearance may be linked to suspicious circumstances. Police are worried she might be with two teenage boys in a stolen car. That car is a green 1995 Pontiac Grand Am with Colorado license plates 350-TEA.

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Abby was wearing blue jeans, a black T-shirt and pink and black DC tennis shoes.

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Anyone with any information about her whereabouts is asked to contact law enforcement or Detective Sergeant Greg Birely of the Delta Police Department at 970-874-7676 or Delta Dispatch at 970-874-2015.