By Frank Schultz fschultz@gazettextra.com JANESVILLE - Clayton J. Courtney is accused of killing one friend and trying to kill another Sunday night. The friend who survived, Michael Clark, described Courtney as tearing off cabinet doors and pulling a refrigerator to the floor at the Janesville home they shared before stabbing Clark in the back, according to a criminal complaint issued Tuesday. "You and I are going to die tonight," Courtney said during the attack, according to Clark.