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The Source
Monday-Thursday from noon-1 p.m. on KSTX

The Source is a daily, one-hour call-in talk program that gives listeners in San Antonio the opportunity to call and connect with our in-studio guests and city-wide audience.

The Source seeks to give life, context and breadth to the events and issues affecting San Antonio by bringing newsmakers and experts to the public, and highlighting the people being affected by the news of the day.

The show is hosted by veteran journalist David Martin Davies.

Tune in to The Source for insightful discussion and analysis on topics that matter to residents of the Alamo City.

Contribute to the conversation:

  • Call or text during the live show at 833-877-8255.
  • Leave a voicemail at 210 615-8982 anytime. Submissions may be played on-air.
  • Email comments to thesource@tpr.org.
Ways To Subscribe
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Support for The Source comes from Texas Mutual Workers' Compensation Insurance.
Support for The Source comes from UT Health San Antonio.
Latest Episodes
  • A new documentary film titled “The Walkout,” created by the Know Your Neighbor initiative of the H. E. Butt Foundation, revisits the historic 1968 Edgewood High School student walkout. The film will premiere on August 2 at the Edgewood Performing Arts Center, the Edgewood Fine Arts Theatre.
  • There's opposition to plans for the proposed Guajolote Ranch housing development, north of Grey Forest, near Helotes. The proposal for a wastewater treatment plant concerns many that it could contaminate drinking water for the city of San Antonio.
  • When the flooding hit the upper Guadalupe River, FEMA arrived and is providing essential financial assistance and recovery support. However, the agency ‘s response is facing serious criticism for delays in rescue deployment, a dysfunctional call center, and the fact that only a fraction of the FEMA staff was deployed—compared with responses under previous administrations.  All this while the Trump administration is calling for the dismantling of FEMA. Has FEMA been watered down?
  • In "Gulf Coast Demise? Climate Change, Conservation, and Saving the American Sea," author John B. Anderson provides scientific documentation of the ongoing demise of the United States Gulf Coast and a call to action.
  • Right now 25% tariffs with Mexico are in effect. That goes up to 30% on Friday. And many people are "Tariff-ied" about what it could do to the San Antonio economy. Job losses, higher prices, and reduction in investment are scenarios that are in the cards. Mexico is looking to make a deal but there’s no sign of reaching a compromise in the near term.
  • As the effects of climate change intensify, they cause an increase in the cost of everything from electric bills to insurance premiums to your groceries. And those costs under the Trump administration’s climate policies are spiking. How can consumers advocate for environmental policies that result in lower costs even as the current administration works to dismantle U.S. climate policies?
  • Following the devastating flooding along the Upper Guadalupe basin, two journalists talk about coverage of natural disasters in their parts of the country—from major fires in California to landslides due to extreme weather in the North Carolina. We're joined by Erin Stone, Climate and Environment Reporter for California NPR and Flood and Disaster Reporter Laura Hackett from Blue Ridge Public Radio.
  • Food banks have already directly felt the impact of federal funding cuts, including the termination of pandemic-era programs that provided $1 billion annually to combat food insecurity. Anti-hunger advocates are particularly concerned about the cuts to SNAP, arguing that for every meal the San Antonio Food Bank distributes, SNAP provides nine. As a result, families will be forced to ration food or lose benefits entirely.
  • In the United States, Coca-Cola is typically sweetened with high fructose corn syrup. However, Coca-Cola is introducing a new line of its namesake cola in the U.S. that will be sweetened with cane sugar. This new line is not replacing the existing high fructose corn syrup version but rather offered as an additional option. What does science tell us about the health risks of high fructose corn syrup?
  • Jeffrey Epstein was a wealthy financier and convicted sex offender who operated a vast network of sexual abuse and trafficking of underage girls. He died in jail under suspicious circumstances. Controversy surrounding former President Donald Trump includes his past friendship and social ties with Epstein. Now the Republican-controlled Congress is blocking the release of records in the Epstein investigation.