Teen accused of killing parents, 3 siblings tried to frame slain brother: docs

A Washington teen accused of killing his parents and 3 of his siblings called 911 afterward and told authorities 1 of the victims carried retired the grisly onslaught earlier sidesplitting himself, according to tribunal documents.

Around 4:55 a.m. connected Monday, 15-year-old Andrew Humiston called the King County Sheriff’s Office and claimed his 13-year-old member “just changeable my full household and committed suicide, too,” according to a probable origin connection obtained by NBC News. When deputies arrived astatine their $2 cardinal residence successful the Lake Alice vicinity of Fall City— 1 of the astir costly successful the state — they recovered Mark Humiston, 42, fatally changeable alongside his wife, Sarah, and 3 of their children, ages 7, 9 and 13.

Deputies besides discovered a sixth victim, the suspect’s 11-year-old sister, connected the country suffering from a gunshot wound. She aboriginal told them Andrew lied during his exigency call successful a bid to blasted their member for the carnage. She further maintained that Andrew was the 1 who gunned down their family, utilizing their father’s Glock handgun, which is typically kept successful a lockbox. She added that Andrew was the lone 1 of them who had the operation for it, according to the documents.

The surviving sibling besides recalled playing dead to flight her oldest member and past moving adjacent doorway for help. From there, she was rushed to an country infirmary successful captious information for attraction and has since been released.

Andrew was arrested the aforesaid time of the shooting and connected Thursday was formally charged with 5 counts of execution and 1 number of attempted execution successful transportation with the rampage, according to the King County Prosecuting Attorney’s Office. Investigators said helium “systematically murdered his mother, father, 2 brothers, and sister, and attempted to execution his different sister.” He past “staged the country anterior to the accomplishment of archetypal responders” to marque it look that the 13-year-old unfortunate committed the murders and died by suicide.

Authorities further noted Mark Humiston, an electrical engineer, was changeable 4 times portion his woman was changeable twice.

During a tribunal quality earlier this week, Andrew waived his close to look and was ordered to person nary interaction with his surviving sister. His attorneys, Amy Parker and Molly Campera, emphasized that the “law presumes our lawsuit is guiltless of these charges,” NBC reported. They described him arsenic “a 15-year-old lad who enjoys upland biking and sportfishing and has nary transgression history.”