Criminal District Attorney Cory Crenshaw announced today that Port Arthur resident James Arceneaux, 53, has been sentenced to 30 years in prison by a Jefferson County jury.  The same jury convicted Arceneaux yesterday for sexually assaulting a six (6) year old child in his Port Arthur home, on or about June 29, 2013.  The trial was held in the Criminal District Court, Judge John Stevens Jr. presiding.