The French Jewish school where a gunman killed three children and a teacher this month has been receiving hate mail since the attack. French authorities said Wednesday they had launched an investigation to determine the source of the threatening mail, after receiving complaints from administrators at the school in the southern city of Toulouse.
The school attack and shootings that also killed three French soldiers in the Toulouse region earlier this month were carried out by Mohamed Merah, a Frenchman of Algerian origin who authorities say claimed to have ties to al-Qaida. He died in a gunbattle with police. (...)