Mama Sarah Obama (C, in orange), step grandmother to U.S. President Barack Obama, and Ngina Kenyatta (R, in pink), the mother of Kenya's President Uhuru Kenyatta, look on as presidents Obama and Kenyatta deliver toasts at the end of a state dinner in Obama's honor at the State House in Nairobi July 25, 2015. (Photo by Jonathan Ernst/Reuters)
