Passage 13 table,killing one and wounding four others,including a pair of his cousins,before killing himself. The Friday incident at Marysville-Pilchuck High School in the city of Marysville,north of Seattle,sent students fleeing from the building and sheltering under desks in the latest in a series of US school shootings. The Snohomish County Sheriff's Office said on Saturday that officers had completed their on-scene investigation and recovered a 0.40 caliber handgun. Police have not released the shooter's identity,but a Marysville school official and multiple classmates said a well-liked freshman named Jaylen Fryberg was responsible for Friday's rampage. Students who knew Fryberg,a member of the Native American Tulalip Tribes,described him as an outgoing and popular football player,unlike the loner personality that is often associated with school shootings. Authorities were also still piecing together a motive, interviewing about 100 witnesses,the sheriff's department said Saturday. 216 Passage 13 2 / 6 table, killing one and wounding four others, including a pair of his cousins, before killing himself. The Friday incident at Marysville-Pilchuck High School in the city of Marysville, north of Seattle, sent students fleeing from the building and sheltering under desks in the latest in a series of US school shootings. The Snohomish County Sheriff's Office said on Saturday that officers had completed their on-scene investigation and recovered a 0.40 caliber handgun. Police have not released the shooter's identity, but a Marysville school official and multiple classmates said a well-liked freshman named Jaylen Fryberg was responsible for Friday's rampage. Students who knew Fryberg, a member of the Native American Tulalip Tribes, described him as an outgoing and popular football player, unlike the loner personality that is often associated with school shootings. Authorities were also still piecing together a motive, interviewing about 100 witnesses, the sheriff's department said Saturday