By MARK LEWIS STAVANGER, Norway (AP) — On the 10th anniversary of Norway’s worst peacetime slaughter, survivors of Anders Behring Breivik’s assault worry that the racism which nurtured the anti-Islamic mass murderer is re-emerging in a nation known for its progressive politics. Most of Breivik’s 77 victims on July 22, 2011, were teen members of the Labor Party — idealists enjoying their annual camping