sentences:  On 15 January 2020, it was also announced that "another embryo" was created using the same techniques; all three embryos are "from Fatu", and are stored in liquid nitrogen until they can be placed into a surrogate mother, probably a southern white rhino.The northern white rhino ("Ceratotherium simum cottoni") formerly ranged over parts of northwestern Uganda, southern South Sudan, the eastern part of Central African Republic, and northeastern Democratic Republic of the Congo.Their range possibly extended as far west as Lake Chad, into Chad and Cameroon.