LAKE CHARLES, La. (KPLC) - The search for Joe Constance, believed to have killed his estranged wife, Jeanette Duhon, is now in its 15th year. Photos of the suspect have been shared across the country, his name still on the FBI’s Most Wanted list, and local investigators continue their search. A federal arrest warrant was issued for Joe Constance on Oct. 16, 2014, after he was charged federally with unlawful flight to avoid prosecution.