Family sues US over scientist’s mysterious death (http://hosted.ap.org/dynamic/stories/U/US_SCIENTISTS_DEATH_LAWSUIT?SITE=AP&SECTION=HOME&TEMPLATE=DEFAULT&CTIME=2012-11-28-16-47-42)
by Frederick J. Frommer, AP | November 28, 2012

“… misgivings after witnessing extreme interrogations in which they allege the CIA committed murder using biological agents Olson had developed….”

Related book:
A Terrible Mistake: The Murder of Frank Olson and the CIA’s Secret Cold War Experiments by H. P. Albarelli Jr.