question: Which country the director of film After Winter: Sterling Brown is from?
context: Title: Haile Gerima
  Passage: Haile Gerima (born March 4, 1946) is an Ethiopian filmmaker who lives and works in the United States. He is a leading member of the L.A. Rebellion film movement, also known as the Los Angeles School of Black Filmmakers. His films have received wide international acclaim. Since 1975, Haile has been an influential film professor at Howard University in Washington, D.C. He is best known for "Sankofa" (1993), which won numerous international awards.
  Title: After Winter: Sterling Brown
  Passage: After Winter: Sterling Brown (1985) is a documentary about the famous Black poet Sterling Brown directed by Haile Gerima.
answer: United States
citations: After Winter: Sterling Brown Haile Gerima