A deadly knife attack on a kindergarten group in Germany, where an Afghan man was arrested at the scene, reignited a bitter immigration debate Thursday, a month before elections.Germany was stunned by what was the latest in a series of bloody attacks,

The violent attack left two dead, including a 2 year-old boy, and three injured in the Bavarian city. The suspect is a former Afghan asylum seeker with a history of psychiatric problems and violence who said over a month ago that he would leave Germany voluntarily.