defense secretary djibouti right now. very latest on the defense secretary's trip. >> secretary of defense mattis undoubted came to djibouti on president trump's drive to crush terrorism. 4,000 u.s. personnel stationed in djouboti and immediately to the southeast on isis-linked al shabab and somalia. in somalia the rules of engagement against al shabaab have been changed from self-defense in the obama administration in what they call additional precision fires. the u.s. is also said to be concerned about the ongoing construction of a chinese naval base in djibouti miles from the