Cops: Yale Student Stabs Fellow Student, Kills Self Suspect is in this year's graduating class By John Johnson, Newser Staff Posted May 26, 2015 2:12 PM CDT 15 comments Comments File photo of a Yale University in New Haven, Conn. (AP Photo/Douglas Healey) (Newser) – Police are investigating what appears to be an attempted murder followed by a suicide at Yale, reports the New Haven Register. Authorities say that Tyler Carlisle, a member of this year's graduating class, stabbed acquaintance Alexander Michaud in a ninth-floor apartment off campus, then jumped out the window to his death. Michaud, who belongs to the class of 2017, was in stable condition. Police were interviewing a witness but haven't speculated about a motive. The two men knew each other as members of the school's Party of the Right, reports the Yale Daily News.