A 61-year-old Lacey man was arrested Sunday night for threatening to kill two people in a canoe on Chambers Lake, according to Olympia police. Chambers Lake is in both Olympia and Lacey. It is south of 18th Avenue in Olympia and north of 37th Avenue in Lacey. Olympia police made the arrest and Lacey police assisted in the investigation, Lt. Paul Lower said Tuesday.