article_snippet.sent: One informant, identified by the committee .
article_snippet.sent: he believed a second informant ('Cooperator 1') had 'gained .
article_snippet.sent: agency informant says Cooperator 1 'bragged about parties with .
article_snippet.sent: the agents' to Cooperator 2.
article_snippet.sent: easily get the agents' to Cooperator 2 to talk.'