What does the Guatemalan "Safe Third Country" Agreement Mean? Immigration Policy Changes, Explained Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email A woman from Guatemala, who did not give her name, waits at a shelter of mostly Mexican and Central American migrants in Tijuana, Mexico. ( AP Photo/Gregory Bull ) Produced by PRI and WNYC