ABC’s Nightline, celebrating 45 years of delivering the most powerful stories of our time. Nightline’s historic 45th anniversary shows - all this week, late night after Kimmel on ABC - and stream next day on Hulu. | Nightline

As we count down to our historic 45th anniversary, we're cracking open the #Nightline vault and taking a look back at some of our most iconic moments. 30 years ago, Ted Koppel sat down with Morrie Schwartz in what would become one of Nightline’s most popular shows, and inspire the best-seller #tuesdayswithmorrie | Nightline

Little House on the Prairie’s Melissa Gilbert tells all in her sit-down interview with ABC’s Stephanie Ramos. After spending most of her life in the glare of the public eye, she goes back home to the prairie where she shares her secrets to happiness. | Nightline