Reconnaissance Training Company Marines received an aerial view of Camp Pendleton during Special Patrol Insertion/Extraction training at San Mateo Landing Zone, April 17. The Marines, students of the Basic Reconnaissance Course, took turns being hoisted into the air by helicopter during the SPIE portion of their Helicopter Rope Suspension Training. During the course of HRST the students learn SPIE rigging, rappelling and fast rope techniques.
U.S. Army Soldiers Conduct a Ranger physical assessment during the ranger course assessment(RCA) on Fort Benning, GA., April 20, 2015. The Soldiers participate in the RCA to learn advanced combat leadership techniques focused on small unit tactics.(U.S. Army photo by Spc. Dacotah Lane/ Not Released)
TOPSHOTS
US army soldiers from 2nd Stryker Brigade Combat of the 5th Infantry Division based in Hawaii take their positions after disembarking from a C-47 Chinook helicopter during an air assault exercise with their Philippine counterparts inside the military training camp of Fort Magsaysay in Nueva Ecija province north of Manila on April 20, 2015, at the start of the joint US-Philippines annual military exercise. The Philippines voiced alarm April 20 about Chinese “aggressiveness” in disputed regional waters as it launched giant war games with the United States that were partly aimed at warning China. AFP PHOTO/TED ALJIBETED ALJIBE/AFP/Getty Images
YAVORIV, UKRAINE – APRIL 21: An American soldier with 173rd Airborne, (C) instructs Ukrainian national guardsmen in the use of a GP-25 grenade launcher on April 21, 2015 at the International Peacekeeping and Security Center near Yavoriv, Ukraine. Preliminary marksmanship instruction involves learning to assemble and aim weapons without firing them. Operation Fearless Guardian is a six-month training exercise involving about 300 members of the American 173rd Airborne and about 900 Ukrainian National Guard troops. (Photo by Pete Kiehart/Getty Images)
As seen through a night-vision device, Marines breach a door during visit, board, search and seizure training on Joint Base Langley-Eustis, Va., April 17, 2015. The Marines are assigned to Maritime Raid Force, 26th Marine Expeditionary Unit.
U.S. Marine Corps photo by Lance Cpl. Andre Dakis
U.S. Navy’s amphibious assault vehicles with Philippine and US troops on board maneuver in the waters prior to storming the beach at a combined assault exercise at a beach facing one of the contested islands in the South China Sea known as the Scarborough Shoal in the West Philippine Sea Tuesday, April 21, 2015 at the Naval Education and Training Command at San Antonio township, Zambales province, northwest of Manila, Philippines. More than ten thousand troops from both the U.S. and Philippine militaries are taking part in the annual military drill that focuses on regional security, terrorism, disaster preparedness and inter-operability of both countries. (AP Photo/Bullit Marquez)
British soldiers take up positions after they was descend from US army choppers the NATO “Wind Spring 15” military exercise at Smardan military shooting range on April 21, 2015. Over 2,200 servicemen of the armies of the United Kingdom of Great Britain and Northern Ireland, the Republic of Moldova, Romania and the United States of America are involved in the “Wind Spring 15” multinational exercise, that is taking place until April 30 in the Smardan range of Galati County. AFP PHOTO DANIEL MIHAILESCUDANIEL MIHAILESCU/AFP/Getty Images
US Marines take positions after exiting an amphibious assault vehicle (AAV) during an amphibious landing exercise on a beach at San Antonio in Zambales province on April 21, 2015, as part of annual Philippine-US joint maneuvers some 220 kilometres (137 miles) east of the Scarborough Shoal in the South China Sea. The Philippines voiced alarm April 20 about Chinese “aggressiveness” in disputed regional waters as it launched giant war games with the United States that were partly aimed as a warning shot to Beijing. AFP PHOTO/TED ALJIBETED ALJIBE/AFP/Getty Images
Soldiers run along a stretch of Heartbreak Hill during the Boston Marathon in Newton, Mass., April 20, 2015. The soldiers are assigned to the Massachusetts National Guard. While nearly 500 soldiers and airmen were activated to support the marathon, others opted to participate in the race.
Massachusetts National Guard photo by U.S. Army Spc. Kyleen Kelleher