Exclusive: Anderson speaks with Stella Carlson, the witness who captured crucial video showing exactly what happened when Alex Pretti was shot and killed by DHS officers. | Anderson Cooper 360

A two-part series from Vanity Fair features new interviews with WH Chief of Staff Susie Wiles, where she gives her take on the people she works with, including Pres. Trump, who she says has an "alcoholic's personality." Vanity Fair writer Chris Whipple talks about the reaction. | Anderson Cooper 360

Anderson and Andy catch up with late night host Stephen Colbert on New Year's Eve. #cnnnye | Anderson Cooper 360

"It's a book I never thought I'd write, it's in many ways a family I really tried to distance myself from much of my life." Anderson Cooper details his upcoming book "Vanderbilt: The Rise and Fall of an American Dynasty." Cooper calls the book "a letter to my son." | Anderson Cooper 360