Conversation so far:
What was Operation Tailwind?
1998, Arnett narrated a report on the joint venture (between CNN and Time magazine) program called NewsStand, covering "Operation Tailwind".
How was the program received?
The report, titled The Valley of Death, claimed that the United States Army had used sarin against a group of deserting U.S.
soldiers in Laos in 1970.

Question: Did anyone dispute that?
Self-contained rewrite: Did anyone dispute the report The Valley of Death?