A teenage boy has been arrested after allegedly killing his parents and three younger siblings, and injuring his sister.
Categories: 15 year old9-1-1Abril ElfiArrestedbathroomCommunitycounselorscourt appearanceCustodyDan SchlotfeldtDetectivesdomestic violenceFall Cityfirst degree murderHospitalinjured sisterINVESTIGATIONkillingLake Alice Roadmedical helpMike MellisminorsNeighborsOAN Newsroomparentssecond-degree murderSheriff's OfficesiblingsSnoqualmie Valley School Districtstudentssupport staffteenage boyTodays HeadlinesWASHINGTON