BALTIMORE (AP) — The Pope accepted the resignation of Cardinal William Keeler as archbishop of Baltimore on Thursday and named Archbishop Edwin F. O’Brien, who leads the US military archdiocese, as his successor.O’Brien, a 68-year-old New York native, took over the Archdiocese for the Military Services in Washington in 1997. He coordinated a major evaluation of US seminaries in 2005-2006, ordered by the Vatican in response to the clergy sex abuse scandal.