John Mark Karr: John Mark Karr. Self: MSNBC Live. John Mark Karr was born on 11 December 1964 in Conyers, Georgia, USA. He was previously married to Lara Marie Knutson and Quientana Shotts.
Known For: MSNBC Live (Self), JonBenet: An American Murder Mystery (Self), Larry King Live (Self), Murder with Friends (Self)
