Transcript: Sen. Mark Warner on "Face the Nation with Margaret Brennan"

Sen. Mark Warner highlighted critical vulnerabilities in U.S. election infrastructure during a 2026 CBS interview, warning of persistent threats from foreign adversaries exploiting outdated systems. The remarks affect federal and state election systems, particularly those running legacy software or unpatched voting machines, with potential risks of data manipulation or service disruption during elections.

The following is the transcript of an interview with Democratic Sen. Mark Warner of Virginia that aired on "Face the Nation with Margaret Brennan" on April 12, 2026.