FRONTLINE follows the changing views and experiences of Americans from the 2020 election to today. Returning to voters filmed four years ago, the documentary provides a look at how their hopes and fears have changed amid another polarizing election season. "American Voices 2024" premieres Tuesday, Oct. 29th on PBS. | FRONTLINE | PBS

Serious times demand serious journalism. Watch FRONTLINE's investigative documentaries online, at any time. https://to.pbs.org/2PwlVh5 | FRONTLINE | PBS

A gas attack. A missile strike. An uncertain future. Syria: How we got here. http://to.pbs.org/2onnh0E | FRONTLINE | PBS