British soldiers of the 5, 6, and 7 Military Intelligence Battalions, 1 Intelligence Surveillance Reconnaissance Brigade, board buses to return to the barracks at the conclusion of Exercise Phoenix Odyssey on Sept. 17, 2014. The week-long field exercise, conducted alongside Marines of 2nd Intelligence Battalion, II Marine Expeditionary Force, provided scenario driven tests of their ability to integrate intelligence practices. The two forces have been training in a Military Operations in Urban Terrain facility on Camp Lejeune since the field portion began Sept 11, 2014. - British soldiers of the 5, 6, and 7 Military Intelligence Battalions, 1 Intelligence Surveillance Reconnaissance Brigade, board buses to return to the barracks at the conclusion of Exercise Phoenix Odyssey on Sept. 17, 2014. The week-long field exercise, conducted alongside Marines of 2nd Intelligence Battalion, II Marine Expeditionary Force, provided scenario driven tests of their ability to integrate intelligence practices. The two forces have been training in a Military Operations in Urban Terrain facility on Camp Lejeune since the field portion began Sept 11, 2014.