MARYSVILLE, Wash., Dhu-AlHijjah 30, 1435, Oct 24, 2014, SPA -- At least three are believed injured in a shooting at Marysville-Pilchuck High School, north of Seattle, UPI reported. Police said they believe the shooter is dead of a self-inflicted gunshot wound, the Seattle Times reported. Some reports indicated as many as seven people may have been injured. Providence Regional Hospital in Everett confirmed to CBS News that three patients had arrived with gunshot wounds, one injured in the head, and a fourth was expected. --SPA 23:10 LOCAL TIME 20:10 GMT www.spa.gov.sa/w