NEW : `` Full police investigation '' will be carried out , defense secretary says . One man was arrested after the shooting , said police , who were contacted by the Ministry of Defense about the incident . One man arrested in the shooting . The U.S. State Department said it was aware of reports that a gunman had opened fire at an American diplomatic compound in Benghazi, Libya.
NEW : `` Full police investigation '' will be carried out , defense secretary says . One man arrested in the shooting . The U.S. State Department said it was aware of reports that a gunman had opened fire at an American diplomatic compound in Benghazi, Libya.