It's been 45 years since ABC News' iconic late-night show "Nightline" debuted on March 24, 1980. To celebrate the occasion on Monday, past and present anchors dive into its history and enduring appeal ...

Koppel hosted "Nightline" for 25 years. Ted Koppel, who hosted ABC News’ "Nightline" for 25 years from its inception in 1980, said it was a "national obsession" with the Iran hostage crisis that drew ...

Or is it? The much-honored late-night news program will lose the only anchor it has ever had at the end of the year. Koppel said Thursday he will end his 42-year career when his contract expires in ...