Retired Lt. General Michael Flynn, a decorated military intelligence hero and leader in the War on Terror, finds himself caught up in the ongoing investigation into Russian interference in the 2016 U.S. election. Hosted by Jim Sciutto, Chief National Security Correspondent for CNN.

Correspondent Randi Kaye explores the mysterious burning death of 19-year-old Jessica Chambers on Dec. 7, 2014, and a small town's hunt for her killer. Two months before her 20th birthday, her car is set on fire and she's left for dead on the side of the road in Courtland, Mississippi.

All the best moments and all the worst moments from the year 2017. Tom Foreman hosts.