A Santa Cruz County man accused of killing his former roommate, pleaded not guilty today(FRI) to homicide charges. 49-year-old Louis Nicholas Kusalich waived his right to a speedy trial, and is slated to return to court on October 20th for a preliminary hearing. He remains jailed on 750-thousand dollars bail. Kusalich is charged with killing his roommate at the time, 51-year-old Robert Burr. Burr’s body was found in Soquel on September 28th.