Skyline High School in Sammamish is closed Thursday due to a Internet posting that threatened to shoot and kill students.
The King County Sheriff's Office and Sammamish Police are investigating the threat, believed to have been posted by a student.
The threat stated students would be gunned down in the school's commons area. The student wrote about bringing his or her father's gun to school and shooting students until he or she ran out of ammunition.
The threat reads, in part:
"The people at that school use
