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The Source
Monday-Thursday from noon-1 p.m. on KSTX
Hosted by David Martin Davies

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
Stay Connected
Support for The Source comes from Texas Mutual Workers' Compensation Insurance.
Support for The Source comes from UT Health San Antonio.
Latest Episodes
  • An Aqui Vote Here sign at the Guerra branch library in San Antonio, Texas, USA, on February 20, 2024.
    Trump's threat to nationalize the midterm elections
    The polls look grim for Republicans heading into the midterms — and recent special elections look even worse. President Trump has reacted by calling for the Republican party to take over the elections entirely. Advocates for free and fair elections are calling this a warning sign. What could happen and how can we protect our elections?
  • The entrance gate for U.S. Immigration and Customs Enforcement's (ICE) South Texas Family Residential Facility's outside Dilley.
    Life inside the ICE Dilley detention center
    Conditions inside the family immigration detention facility in Dilley, Texas are drawing renewed scrutiny as detainees, attorneys and advocates describe shortages in medical attention, inadequate and substandard food and water, and serious mental-health strain — allegations that federal officials and the private operator dispute.
  • At least a hundred students walked out of O'Connor High School on Friday, Jan. 30, 2026 to protest against the recent actions of Immigration and Customs Enforcement. They walked to the intersection of Bandera and Riggs Road carrying signs and chanting.
    Can Texas crack down on anti-ICE student protests?
    Texas state leaders are threatening sanctions against school districts and disciplinary action against educators after a wave of student walkouts protesting federal immigration enforcement.
  • Venezuela one month after Maduro's capture
    A month after the U.S. raid and capture of then-President Nicolas Maduro upended Venezuela, the initial shock has given way to a mix of uncertainty, hope and disappointment. Maduro's government remains in power. Donald Trump said he’s the acting president. There are no signs of new elections. The economic collapse continues. FRONTLINE PBS investigates what life is like now in Venezuela.
  • San Antonio Mayor Gina Ortiz Jones in the TPR Source Studio - Aug 18 2025
    Mayor Jones to give update on the East Side ICE detention center
    After U.S. Immigration and Customs Enforcement purchased a massive warehouse on the city’s East Side for a migrant detention center, San Antonio Mayor Gina Ortiz Jones said she is looking into how the city can push back.
  • Should San Antonio have a jail diversion center?
    Should San Antonio have a diversion center? It could allow people with mental illness or intellectual disabilities to avoid going to jail for low-level misdemeanors and instead get treatment. It would help with overcrowding at the Bexar County Jail and could help direct people away from the cycle of the criminal justice system and into getting the help they need.
  • A petrochemical site in Corpus Christi. The state is opening up land along the Gulf coast to drill wells that could store carbon dioxide from industrial pollution.
    How Trump's EPA rollback impacts Texas
    As the U.S. Environmental Protection Agency under President Donald Trump moves to unwind or delay a range of air- and climate-related rules, public-health and environmental advocates warn the shift could hit Texas especially hard.
  • The $10 million Commerce Street construction project began in August 2020 and is expected to be completed in March 2023.
    New public works director on SA road construction
    Art Reinhardt is the director of the San Antonio Public Works Department. He'll discuss large-scale construction projects that will improve streets, drainage, parks and facilities.
  • 'People Get Ready': Protest Songs
    New generations of Americans are taking to the street in protest, demanding change and accountability. And they are discovering what protestors of the 1960s and '70s found out— protesting is hard, frustrating and requires sacrifice. But protest songs can help. Songs demanding freedom and justice go back generations and are also being composed today. We hear from Stephen Stacks about his new book The Resounding Revolution: Freedom Song After 1968.
  • What we owe to the 1963 protesters for civil rights
    On Juneteenth we look back at the fight for civil rights in America. Historian Peniel E. Joseph discusses his new book Freedom Season: How 1963 Transformed America’s Civil Rights Revolution." He reflects on the power of protest and community organizing and how segregationists and other bigots in power were pushed out of the way. And what this means today.