LEWISTON — Police arrested a local man Tuesday when he arrived at a business expecting to meet a minor for a sexual relationship, according to a Lewiston Police Department Facebook post.

Luke Johnson, 48, was charged with attempted gross sexual assault, solicitation of a child and sexual exploitation of a minor after he was arrested following an undercover investigation.

Johnson was transported to the Androscoggin County Jail in Auburn where he is being held on a $15,000 cash bail.

Johnson, believing he was communicating with a minor child, scheduled an encounter expecting to meet a minor for a sexual relationship but instead was greeted by an undercover police Tuesday, the post said. He was arrested without incident when he arrived at a local business.

Lewiston Police Department worked with the Department of Homeland Security investigators who were assisted by the Androscoggin County Sheriff’s Department and Auburn Police Department.