BERLIN  Germany's Anti-Racism Commissioner Reem Alabali-Radovan expressed concern Monday following reports of anti-Muslim attacks in the aftermath of a car ramming last week on a Christmas market in the eastern city of Magdeburg that killed five people and left more than 200 injured.   “Since the weekend, our anti-racism counseling centers in Magdeburg and the surrounding area have reported an increasingly hostile atmosphere and violent attacks against migrants and Muslims,” the press quoted