Arthur Sewall, a former Metro cop, appears in court during his initial court appearance at the Regional Justice Center on Monday, Jan. 22, 2017, in Las Vegas. Sewall is charged in cold case murder …

Arthur Sewall, a former Las Vegas police officer, appears during his initial court appearance at the Regional Justice Center on Monday, Jan. 22, 2018, in Las Vegas. Sewall is charged in a 1997 murder. (Bizuayehu Tesfaye/Las Vegas Review-Journal) @bizutesfaye