French govt issues terror attack warning after armed student opened fire at high school injuring eight people

A 17-year-old student has been arrested after a gunman opened fire at a school in the small southern French town of Grasse, Alexis de Tocqueville, injuring at least eight people including the headmaster.  The teenager armed with a rifle, two handguns and two grenades has been arrested and a second is possibly being sought. French officials also issued a warning for residents to remain