Purdue student charged with killing roommate claims insanity

LAFAYETTE, Ind. (AP) — A Purdue University student charged with murder in the stabbing death of his dormitory roommate has filed notice in court that he plans to use an insanity defense.In a motion electronically filed Friday, Ji Min Sha’s attorney, Kyle Cray, requested the court to appoint “two or three competent and disinterested psychiatrists, psychologists or physicians who have expertise in determining competency to examine the Defendant and report to this Court