When does Dateline: Real Life Mysteries return?

The program debuted on March 31, 1992, with Stone Phillips and Jane Pauley serving as its co-anchors. Tom Brokaw and Katie Couric joined the program when the previously separate newsmagazine Now with Tom Browaw and Couric was converted into Dateline Wednesday. Ann Curry co-hosted the show for the first time in 2005. Lester Holt replaced Ann Curry as host of Dateline with the start of the 20th season on September 23, 2011.