If liberals need more proof about just how important proper vetting is, they need to read this gruesome report about what just happened to a kindhearted teacher in Germany. A German math teacher living in a postcard perfect hamlet wanted to further his desire to aide fleeing migrants. After befriending four refugees while making locations at a migrant center and even opening his home to them, one of them brutally beat him and left him to die in a pool of his own blood. The 55-year-old German-Iranian teacher lived in Celle, a small town near Hanover, Germany. The popular teacher...