A four-time convicted sex offender accused of sexually abusing a 13-year-old boy in 2011 has been found guilty.

Melvin T. Lucier, 55, is charged with one count of third-degree sexual abuse, a Class C felony punishable by up to 10 years in prison. 

Lucier is serving multiple life sentences after being found guilty of second-degree sexual abuse charges in three separate cases.

He is one of 10 people arrested as part of an extensive investigation launched by the Scott County Sheriff's Office into allegations of sexual abuse at the Patriot Mobile Home Park, 4847 W. Kimberly Road, Davenport.

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More details to come.