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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
  • The importance of getting screened for colon cancer
    It’s a decision that can save your life. Colon cancer screening is crucial because it allows for early detection and removal of precancerous polyps, preventing or significantly improving outcomes for colorectal cancer, which is a leading cause of cancer deaths. When colorectal cancer is detected early, it's often highly treatable and curable.
  • How San Antonio went wild during the Wild West
    The Wild West gunfighter is a stock figure in dime novels and cornball westerns—but what is the reality of the six-shooter packing outlaw?The new book by Bryan Burrough, The Gunfighters: How Texas Made the West Wild, separates myths from truths about the violence of the Wild West. Many of the bloody shootouts happened in the streets of San Antonio.
  • Trump’s homelessness policy: “Move out”
    President Donald Trump announced Monday that he is using the National Guard to remove all homeless people from the streets of Washington D.C. Trump has also signed an executive order targeting the unhoused across the nation. What is the impact of this policy? And how could we see this same sort of action unfold in San Antonio?
  • Texas State Rep Gene Wu, leader of the House Democratic Caucus, in Chicago with quorum breaking Democrats.
    The quorum break—and what's next for the Texas Democratic lawmakers
    As Texas democratic state representatives continue their quorum breaking walk-out, pressure is mounting brought by Republican Governor Greg Abbott and Senator John Cornyn.
  • Spurs Arena located in the center of artist rendering of Project Marvel, a proposed sports entertainment district downtown
    Mayor Jones on pausing Project Marvel
    San Antonio Mayor Gina Ortiz Jones joins TPR's The Source to discuss Project Marvel and the possibility of hitting pause on the negotiations for a new downtown home for the Spurs and the development of a sports and entertainment district.
  • June 2025 deadly flash flood in San Antonio
    NextGen: Bexar County approves flood warning system
    Nearly two months after 13 people lost their lives in devastating flash floods near Loop 410 and Perrin Beitel, Bexar County is moving towards a new flood warning system. A joint effort with the county, the City of San Antonio and the San Antonio River Authority, NextGen will detect rising waters at low-water crossings across the area.
  • Report details an attack on democracy, undermining of the 2026 midterms
    Polling shows that many of President Donald Trump’s policies are not popular, and the Republican party would likely lose control of Congress after mid-terms. But according to The Brennan Center, Trump is taking steps to avoid that outcome — by undermining the midterm election in a number of ways.
  • United States President Donald J Trump signs his “Big, Beautiful Bill,” with new tax and immigration legislation during a ceremony at the White House in Washington DC on Friday, July 4, 2025. The bill extends tax cuts from 2017, increases funding for defense and immigration security and cuts nearing $1 trillion from Medicaid.
    How Texans will pay the high cost of Trump’s “big beautiful bill”
    Potentially life-saving public sector assistance for food, healthcare, and supporting a family is now more difficult for people in need to navigate. Trump’s Big Beautiful Bill creates new obstacles and requirements for people to qualify for SNAP, TANF, and Medicaid. These include longer applications, increased eligibility/work requirements, in-person interviews, and shorter periods before they have to recertify to continue receiving benefits.
  • Could the GOP redistricting map backfire?
    The proposed overhaul of Texas’ congressional map is designed to give the GOP five new seats after next year’s midterm election. But will that map actually give President Trump what he wants? The newly drafted boundary lines would give Republicans at least some new seats. But an analysis of the tentative redistricting plan suggests the plan could backfire.
  • It's complicated: The U.S. Mexico relationship
    The United States and Mexico are neighboring nations that for decades have shared an economy. But under President Donald Trump that relationship is getting shaken and stressed. What does the future hold for U.S. Mexico relations under Trump?