An elderly couple in Wenatchee is dead after an apparent murder suicide. It happened Friday morning. The bodies of 81-year-old Charles Mason and his wife, 97-year-old Ruth Mason were found in their car. Police say a semi automatic handgun was found in Charles Mason's lap. Notes found in their home suggest the husband planned the killing but the wife may not have known. Nearby, Washington Elementary School was on lock down yesterday while police were trying to figure out what was going on.Autopsies have been scheduled.