For more than 15 hours, Abdulhakim Idris stared at the walls of a detention room in a Malaysian airport. The room, dirty and ridden with bed bugs, held dozens of detainees from around the world. Many of them slept on the floor.
Idris is the executive director of the Center for Uyghur Studies, a U.S.-based research and advocacy nonprofit. Last month, he traveled to Mala...