Dr. Salomon Melgen arrives at the Martin Luther King Jr. Federal Courthouse for his arraignment, Thursday, April 2, 2015, in Newark, N.J. U.S. Sen. Bob Menendez, the top Democrat on the U.S. Senate Foreign Relations Committee, was indicted on corruption charges Wednesday, accused of using his office to improperly benefit Melgen. (AP Photo/Julio Cortez)

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