Royal Marines with 45 Commando and U.S. Marines with Special-Purpose Marine Air-Ground Task Force Crisis Response-Africa discuss tactics and techniques for patrols during Trident Juncture 15, Oct. 21, 2015. Trident Juncture is one of many exercises ensuring that NATO is ready to deal with any emerging crisis from any direction, and that the Alliance is able to work effectively with partner nations. - Royal Marines with 45 Commando and U.S. Marines with Special-Purpose Marine Air-Ground Task Force Crisis Response-Africa discuss tactics and techniques for patrols during Trident Juncture 15, Oct. 21, 2015. Trident Juncture is one of many exercises ensuring that NATO is ready to deal with any emerging crisis from any direction, and that the Alliance is able to work effectively with partner nations.

U.S. Marines assigned to Special-Purpose Marine Air-Ground Task Force Crisis Response-Africa and Seneglaese Compagnie Fusilier de Marin Commandos execute a “line of stern” patrolling formation during small-boat operations training in St. Louis, Senegal, July 3, 2015. Approximately 20 Marines, sailors and coast guardsmen with the unit spent the week teaching more than 30 members of the Fusilier Marins small-boat operations and maintenance skills. - U.S. Marines assigned to Special-Purpose Marine Air-Ground Task Force Crisis Response-Africa and Seneglaese Compagnie Fusilier de Marin Commandos execute a “line of stern” patrolling formation during small-boat operations training in St. Louis, Senegal, July 3, 2015. Approximately 20 Marines, sailors and coast guardsmen with the unit spent the week teaching more than 30 members of the Fusilier Marins small-boat operations and maintenance skills.

Marine Cpl. Trevor Thompson, right, an infantryman with Special-Purpose Marine Air-Ground Task Force Crisis Response-Africa, observes as a member of the Seneglaese Compagnie Fusilier de Marin Commandos moves towards a simulated casualty during a basic skills competition in St. Louis, Senegal, July 2, 2015. More than 15 U.S. Marines and Sailors with the unit held a weapons and combat medical skills competition for more than 30 members of the Fusilier Marins in an effort to build and sustain infantry fundamentals. - Marine Cpl. Trevor Thompson, right, an infantryman with Special-Purpose Marine Air-Ground Task Force Crisis Response-Africa, observes as a member of the Seneglaese Compagnie Fusilier de Marin Commandos moves towards a simulated casualty during a basic skills competition in St. Louis, Senegal, July 2, 2015. More than 15 U.S. Marines and Sailors with the unit held a weapons and combat medical skills competition for more than 30 members of the Fusilier Marins in an effort to build and sustain infantry fundamentals.