BERLIN — (AP -- "An off-duty police officer and two other passengers on a regional train in Germany overpowered the 31-year-old attacker Iraq-born man who wounded five people with a knife on Friday, authorities said. The man had undergone a police check for possible Islamic extremism in 2017 after the refugee hostel where the man had been living reported that he had grown a beard, changed his behavior and isolated himself from his fellow residents." --