Deciphering Putin’s nuclear threats: co-host Tom Collina sits down with Jon Wolfsthal, former senior director at the National Security Council during the Obama administration, and current senior advisor at Global Zero and member of the Board of the Bulletin of the Atomic Scientists. He discusses what Putin’s heightened nuclear alert means and the risks involved.

On Early Warning, Alex Hall is joined by Sara Sirota, a reporter at The Intercept. She covers the upcoming nuclear posture review and what changes might be made as a result of Russian’s invasion of Ukraine.