The U.S. Department of Justice initiated formal proceedings this week to have a former Nazi guard living in Mercer County removed from the country. Anton Geiser, 84, of Sharon, came to the Untied States in 1956. But in 2004, the federal government filed a complaint against him alleging he was not entitled to citizenship because he had "personally assisted the Nazi government in persecuting persons because of race, religion or national origin." Mr. Geiser, who the prosecution said served as an armed SS Death's Head guard at the Sachsenhausen Concentration Camp near Berlin, Germany, during most of 1943, fought the...