HSI Special Agent in Charge James T. Hayes Jr. (center), shakes hands with Od Och, permanent representative of Mongolia to the UN, as Dr. Mark A. Norell, chief paleontologist, American Museum of Natural History, looks on. On July 10, 2014, in a formal ceremony in Manhattan, ICE and the Justice Department returned to the Mongolian government the fossilized remains of over 18 dinosaur skeletons, including two Tyrannosaurus bataar skeletons that were unlawfully taken from Mongolia.