Basketball teammates Caleb Williams, left, and Coby Gold greet each other on campus at Macalester College in St. Paul, Minnesota, on Nov. 29. (Stephen Maturen for The Washington Post via Getty Images) ...

On a recent chilly morning, about a dozen women and one man have gathered in a large room in Bogotá. The big windows on one side of the room look out at a neighborhood nestled in the slopes of the ...