My Friend MLK 'Died of a Broken Heart'
Legendary activist Xernona Clayton talks about her relationship with Dr. King, who was murdered 50 years ago. She's a prominent voice in HBO's new documentary, 'King in the Wilderness.'
Thousands of Previously Unseen JFK Assassination Files to Be Released This Week
Experts believe the documents will reveal new info on a trip Lee Harvey Oswald took to Mexico, where he met with Cuban and Russian spies.