RUSSELL, Ky. -- The cause of a fire at a retirement center in Greenup County, Ky. is under investigation.

Dispatchers say it started about 10 p.m. Wednesday at Frasure's Personal Care Home along Riverview Road. U.S. 23 North was temporarily closed while firefighters battled the flames.

There are no reports of any injuries and the highway has since reopened.

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