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US had Tsarnaev on watchlist

WASHINGTON — Russian officials alerted the Central Intelligence Agency about their concerns over the potential radicalization of Tamerlan Tsarnaev in late September 2011, and a US intelligence official says the agency nominated Tsarnaev for inclusion on a government terror watchlist.

“In late September 2011, the CIA received information from a foreign government on Tamerlan that was nearly identical to the information the FBI received in March 2011,” a US intelligence official said Wednesday in a written statement.

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