An instructor at a Lewiston karate studio has been charged in federal court with production of child pornography in connection with an alleged sexual assault on the son of a law enforcement officer. The Bangor Daily News, reports that Wade Robert Hoover of Augusta was originally charged in state court after child pornography was allegedly found on his laptop. He was arrested Oct. 3 at the office of the Maine chapter of the National Alliance for the Mentally Ill, where he worked. He faces federal charges after investigators allegedly found photographs and videos of Hoover sexually assaulting a boy who appeared to be asleep. According to court documents, the boy was the 11-year-old son of a law enforcement officer Hoover knew. It could not be determined if Hoover had a lawyer.