VIENNA (Reuters) - Austrian bishop Kurt Krenn has resigned, apparently at the Pope's request, after a sex and child pornography scandal in his diocese rocked the Roman Catholic church in the Alpine nation. "Yes, I have stepped down and am as of now the former bishop of St Poelten," Krenn told Austria's Der Standard newspaper in an interview published on its Web site Wednesday. Pope John Paul sent a special investigator in July to investigate how Krenn was running St Poelten diocese, west of Vienna, after child pornography and pictures of priests fondling adult male students were found at the...