The 1981 Brink's robbery was an armed robbery and three related murders committed on October 20, 1981, which were carried out by several Black Liberation Army members and four former members of the Weather Underground, now belonging to the May 19th Communist Organization, consisting of David Gilbert, Judith Alice Clark, Kathy Boudin, and Marilyn Buck.They stole $1.6 million in cash from a Brink's armored car at the Nanuet Mall, in Nanuet, New York, killing a Brink's guard, Peter Paige, seriously wounding Brink's guard Joseph Trombino, slightly wounding Brink's truck driver guard, James Kelly, subsequently killing two Nyack police officers, Edward O'Grady and Waverly Brown, and seriously wounding Police Detective Artie Keenan. Trombino recovered from the wounds he received in this incident but was killed in 2001 in the September 11 attacks.