Kate Chase was the 20-year-old queen bee of Washington society at the onset of the Civil War. She had the ear of Abe Lincoln and the hatred of his jealous wife Mary Todd Lincoln. Kate married rich but then fell for another powerful man…until they were caught. And that changed everything.

The Backstory: The Horrifying Afterlife of Lincoln's Guests at Ford's Theater
10:11

The Backstory: The Secret NASA Test That Almost Ended the Space Race
08:04

The Backstory: Space Junk Falling From the Sky
08:43