(Milwaukie, OR)  --  Sheriff's deputies continue to investigate what's believed to have been a murder-suicide near Milwaukie.  Twenty-eight-year-old Tyson Stockton and his wife, 29-year-old Whichelle Stockton, were found dead Monday evening at a home on Southeast Lake Road.  Detectives believe Tyson Stockton killed his wife and then himself.  Anyone with information helpful to the investigation is asked to call the Clackamas County Sheriff's Office tip line at 503-723-4949.