TERRE HAUTE, Ind. (WTWO/WAWV) — The man charged in the fatal 2021 shooting of Terre Haute Police Detective Greg Ferency has filed a notice of "insanity defense." That's according to federal court documents filed this month. The judge has ordered Shane Meehan to receive a mental health examination to determine his sanity during the time of the offense charged in the indictment. Once that examination is complete, clinicians will file their finding…