In this enhanced audio version of "American Voices 2024," FRONTLINE follows the changing views and experiences of Americans from the 2020 election season to the present day. The documentary returns to voters first featured in 2020’s "American Voices: A Nation in Turmoil" as they dealt with COVID-19 in their communities that spring, responded to George Floyd’s killing that summer, and experienced the polarizing election and its aftermath that fall.

"American Voices 2024" chronicles how their hopes and fears have changed over the past four years — and amid another polarizing election season.

FRONTLINE investigates the lives and views of Sen. JD Vance and Gov. Tim Walz as they run for vice president. In a historic election, those who know the candidates best reveal the influences and ideas they would bring to the White House.

FRONTLINE investigates the lives and characters of Kamala Harris and Donald Trump as they seek the presidency. In a historic election, those who know the candidates best reveal key moments that shape how they would lead America.

Behind President Joe Biden’s fateful decision are decades of challenges and controversies, triumphs and tragedies. FRONTLINE tells the inside story of Biden’s rise to the presidency, and the personal and political forces that shaped him and led to his dramatic decision to step aside.

It’s a central premise of the American dream: If you’re willing to work hard, you’ll be able to make a living and build a better life for your children.

But what if working hard isn’t enough to get ahead — or even to ensure your family’s basic financial stability?

Two American Families: 1991-2024, a special, two-hour documentary filmed over more than 30 years, is a portrait of perseverance from FRONTLINE, Bill Moyers, and filmmakers Tom Casciato and Kathleen Hughes that raises unsettling questions about the changing nature of the American economy and the impact on people struggling to make a living.

This is the saga of two families in Milwaukee, Wisconsin — one Black, the Stanleys, and one white, the Neumanns — who have spent the past 34 years battling to keep from sliding into poverty, and who refuse to give up despite the economic challenges that their stories reveal.

A firestorm has been raging on many American college campuses. Ignited by the devastating October 2023 Hamas attack on Israel and the catastrophic war in Gaza, the outrage deeply divided American campuses and in some places devolved into hate-filled rhetoric and arrests. FRONTLINE and Retro Report have been following the escalating turmoil since the war began — talking to people on all sides of the divide, investigating how universities have responded, how powerful interests joined the fray, and how the conflict over the conflict ultimately spiraled out of control.

From director James Jacoby (Netanyahu, America & the Road to War in Gaza, Amazon Empire, Age of Easy Money) and Retro Report producers Scott Michels and Joseph Hogan, Crisis on Campus examines how the debate over one of the world’s most intractable and complex conflicts has gripped American college campuses.

"20 Days in Mariupol" is the the Academy Award®-winning FRONTLINE/AP documentary in which Ukrainian journalist Mstyslav Chernov and his colleagues risk their lives to document Russia's siege of Mariupol. Listen to the enhanced film audio track, with audio descriptions.

FRONTLINE and The Associated Press, in collaboration with the Howard Centers for Investigative Journalism, investigate deaths that occurred after police used tactics like prone restraint and other “less-lethal force.” The documentary and accompanying reporting draw on police records, autopsy reports and body cam footage, offering the most expansive tally of such deaths nationwide.

As new questions arise about Boeing’s troubled 737 Max jet, FRONTLINE and The New York Times update an award-winning investigation into the design, oversight and production of a plane that was involved in two crashes that killed 346 people.

Drawing on real-time, firsthand accounts and using official bodycam and audio, FRONTLINE, ProPublica and The Texas Tribune reconstruct the chaotic response to the Uvalde school shooting and examine the missteps. The documentary delves into the lessons learned and the lingering trauma of that day.