Border Crossings Swell as Resources for Migrants Diminish 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 Border Patrol agent Vincent Pirro looks on near a border wall that separates the cities of Tijuana, Mexico, and San Diego, Tuesday, Feb. 5, 2019, in San Diego. ( AP Photo ) Produced by Alexandra Botti Hosted by Tanzina Vega Produced by PRI and WNYC