(Reuters) — The teenager accused of opening fire at his Washington state high school, killing a student, told police he took the firearms from his father’s gun safe and wanted to teach his classmates a lesson about “bullying,” court papers showed on Thursday (September 14). An affidavit filed by a police detective following 15-year-old Caleb Sharpe’s arrest stated that the suspect said he had been picked on by the slain boy, identified only by his […]