The Tijuana River is poisoning San Diego residents. Every day, millions of gallons of untreated sewage, toxic chemicals, and trash are crossing the international border, and the problem is spreading to an increasingly greater area of San Diego County. In today’s show, we talk to Surfrider's Clean Border Water Now Program Manager Sarah Davidson, Doctor Kimberly Dickson, who is treating local residents for medical conditions related to the pollution, and Imperial Beach Mayor Paloma Aguirre, to learn why Surfrider is calling on the Trump administration to declare a national emergency which is essential to containing and correcting what is rapidly becoming the biggest public health crisis in America.

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