U.S. general says he 's seen private security contractors overreact . Defense secretary says he wants closer oversight of Pentagon contractors in Iraq . Gates has dispatched a team there to review accountability and oversight . The Associated Press contributed to this report. Blackwater says its contractors were attacked .
U.S. general says he 's seen private security contractors overreact . Defense secretary says he wants closer oversight of Pentagon contractors in Iraq . The Associated Press contributed to this report. Blackwater says its contractors were attacked .