Two AH-1W Super Cobras from Marine Medium Tiltrotor Squadron 262 (Reinforced), 31st Marine Expeditionary Unit, fly in a tight formation during Amphibious Landing Exercise 15 here, Sept. 30, 2014. PHIBLEX is an annual bilateral training exercise conducted by the Armed Forces of the Philippines alongside U.S. Marine and Navy Forces, focused on strengthening the partnership and relationships between the two nations across a range of military operations including disaster relief and complex expeditionary operations. (U.S. Marine Corps photo by Lance Cpl. Robert Williams Jr. / released)