Daniel Ellsberg, a military analyst who leaked 7,000 pages of secret government documents during the Vietnam War, which became known as the Pentagon Papers, has died at the age of 92. Ellsberg, considered one of the nation's greatest whistleblowers, was a fierce antiwar activist. Major Garrett has more. #news #pentagon #vietnamwar "CBS Evening News with Norah O'Donnell" delivers the latest news and original reporting, and goes beyond the headlines with context and depth. Catch the "CBS Evening News" weeknights at 6:30 p.m. ET on the CBS Television Network and at 10 p.m. ET on the CBS News app. Subscribe to the "CBS Evening News" YouTube channel: bit.ly/1S7Dhik Watch full episodes of "CBS Evening News": cbsn.ws/23XekKA Follow "CBS Evening News" on Instagram: bit.ly/1T8icTO Like "CBS Evening News" on Facebook: on.fb.me/1KxYobb Follow "CBS Evening News" on Twitter: bit.ly/1O3dTTe Download the CBS News app: cbsn.ws/1Xb1WC8 Try Paramount+ ...