Ralph J. Marra Jr took over what American politician's position as the United States Attorney for the District of New Jersey when they resigned in December 2008?
Ralph J. Marra Jr.:  He held this position from the resignation of Chris Christie in December 2008 until the appointment of Paul J. Fishman in October 2009. Chris Christie: Christopher James Christie (born September 6, 1962) is an American politician, lobbyist, and attorney.
Chris Christie