Hmmm I didn't know that was a real plot ..
In the 1972 Barbra Streisand movie "Up the Sandbox" Ms "BS" fantasies being part on this exact plot... the left is just so lovely
Outlaws of America: The Weather Underground and the Politics of Solidarity (Paperback) by Dan Berger
http://www.amazon.com/Outlaws-America-Underground-Politics-Solidarity/dp/1904859410
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From the New York Times, August 24, 2003
"they [the Weather Underground] employed revolutionary jargon, advocated armed struggle and black liberation and began bombing buildings, taking responsibility for at least 20 attacks. Estimates of their number ranged at times from several dozen to several hundred."
Article: Quieter Lives for 60's Militants, but Intensity of Beliefs Hasn't Faded
http://query.nytimes.com/gst/fullpage.html?res=9F04E4DE1539F937A1575BC0A9659C8B63&sec=&spon=&pagewanted=2