Tennessee police launched a search Sunday for a 23-year-old man seemed to admit to murder in a Facebook post.

In the post, Casey Lawhorn reportedly admitted killing his mother and his friend before leaving the scene and possibly the state.

Fox News reports: Casey Lawhorn called the East Ridge Police Department and told officers he shot his mother, Vi Lawhorn, and his friend, Avery Gaines, early Sunday morning before he drove off, the Chattanooga Times Free Press reported.

In the Facebook post, Lawhorn wrote that he shot and killed both adults “with a stolen .22 [long rifle].”

Officers were searching for Lawhorn, who was believed to be driving a gold 2002 Ford Taurus with Tennessee license plate W0327L.

The Dade County Sheriff’s Office wrote on Facebook that Lawhorn, after getting gas in Dade County around 5:30 early Sunday, was believed to be driving south toward Georgia and didn’t stay in the area.

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