Employees have been berated, attacked, had food thrown at them, and worse. A new report tallies 77,000 violent encounters on the job. In the spring of this year, Perla Hernández, an employee at a Burger King store in Campbell, California, was making a burger when she heard some commotion in the dining area. Stepping out of the kitchen, she was terrified to see a customer brandishing a knife in what appeared to be a dispute with another diner, Hernández recalled […]