A gunman opens fire at a high school in Turkey, wounding at least 16 before killing himself

A former student opened fire at a high school in southeast Turkey on Tuesday, wounding at least 16 people before killing himself, an official said. The 18-year-old attacker, armed with a shotgun, fired randomly at a vocational high school in Siverek, Sanliurfa province, before hiding inside the building. School shootings are rare in Turkey.