The Export-Import Bank (Ex-Im) often fails in its legally-required duty to monitor the end uses of the dual-use exports it finances, according to a congressional watchdog. The Government Accountability Office (GAO) said in an Aug. 28 report (GAO-14-719) that although Ex-Im vetted dual-use transactions before approving them and incorporated policies and procedures for such monitoring, bank officials often did not make timely efforts to obtain missing documents and documentation of such efforts was often lacking. Ex-Im is required by law…