Four images depicting busing for integration in Boston, circa 1974, captured from episode 7, "The Keys to the Kingdom (1974-1980)," of "Eyes on the Prize II: America at the Racial Crossroads, 1965-1985." Upper left: the front of a yellow school bus with a sign in the window reading "Rox Hi" (Roxbury High School). Upper right: a black child looks worriedly out the window of a school bus. Lower left: Police in helmets wave school busses down the street. Lower right: Boston Police on motorcycles escort a school bus up a hill.