Show Notes
Robert Mueller, the 9/11 era FBI director — who was later appointed as special counsel to investigate Russian interference in the 2016 election — died on March 20, 2026, at age 81. From our archives, here’s the enhanced audio version of FRONTLINE’s 2019 documentary, "The Mueller Investigation."
More from FRONTLINE: Film Audio Track | PBS
John O'Neill, the FBI's expert on Al Qaeda, warned of its threat. But his maverick style doomed his career.
FRONTLINE examines President Donald Trump’s unprecedented attempts to assert control over the most powerful institution in the U.S. economy: the Federal Reserve.
In collaboration with the Salvadoran news outlet El Faro, FRONTLINE examines the deal between presidents Donald Trump and Nayib Bukele to hold U.S. deportees at CECOT and what each leader stood to gain.