Migrants Tear Gassed at the Border as U.S. and Mexico Prepare Asylum Policy Change 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 Migrants run from tear gas launched by U.S. agents, amid photojournalists covering the Mexico-U.S. border, after a group of migrants got past Mexican police at the Chaparral crossing in Tijuana. ( AP Photo ) Produced by José Olivares Hosted by Tanzina Vega Produced by Public Radio International and WNYC