Last month his top lieutenant in the U.S., Paul Jannuzzo , a tightly wound former New Jersey prosecutor and 12-year veteran of the company, resigned as general counsel and chief operating officer.

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In April, former Atlanta Falcon safety Ray Easterling also committed suicide with a self-inflicted gunshot wound.

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In May 2011, scientists announced that an autopsy of the brain of former Chicago Bears safety David Duerson, 50, who died from a self-inflicted gunshot wound, showed evidence of "moderately advanced" chronic traumatic encephalopathy, or CTE.

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It was supposed to involve just retired Career Ambassador Thomas Pickering and me, but wound up featuring as well comments from one of the prime-movers behind the denuclearization initiative, former Reagan strategic arms negotiator Max Kampelman.

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