The African Toll of the Great War, in Song and Shadows

Mncedisi Shabangu, left, and Luc de Wit in "The Head and the Load" at the Park Avenue Armory in New York, Oct. 3, 2018. A fiercely beautiful historical pageant by the South African artist William Kentridge commemorates a million Africans who died in World War I. (Nina Westervelt/The New York Times)