Tamerlan Tsarnaev was declared a victim of a bombing by the FBI.
 According to Novaya Gazeta, Tsarnaev had sought to join the local insurgency, and was put on a period of 'quarantine'  a clearance check by insurgents looking for infiltrating double agents, taking several months for a recruit to be verified
== Activities prior to the bombings ===== 20032007 ===According to his immigration file, Tsarnaev was admitted to the U

