To produce Trump’s Comeback, the FRONTLINE team drew on nearly a decade of reporting on Donald Trump, and conducted seven new interviews with journalists as well as current and former Trump ...

Donald Trump’s admiration for Putin dates back to before his presidential run, but since Trump's election, his campaign’s ties to Russia have become the focus of controversy and multiple ...

Mark Klein, the former AT&T employee who helped expose the fact that the National Security Agency was spying on vast amounts of internet traffic in the U.S. during the mid-2000s, has died, according ...