Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Washington (CNN) The U.S. government thinks Jakiw Palij was a guard at a Nazi concentration camp, but the 92-year-old is quietly living out his last years not in prison -- confined by old age to a second-story apartment in a modest red-brick duplex in one of the most diverse sections of New York City. Jackson Heights, Queens is an evolving, largely immigrant neighborhood a short 20 minute subway ride to midtown Manhattan. Palij's life there represents the closing of an era: the only remaining active case from the Nazi era pursued by the Justice Department's Office of Human Rights and Special Prosecutions.The subject of the last open U.S. Nazi war crimes investigation is living in QueensEli Rosenbaum, the U.S. Nazi hunter, wants him deported 
 Question:But Rosenbaum is resolute that pursuing every last _ is the least owed to the victims of the Holocaust.

Nazi