Vietnam

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"Maryland is a gateway to doing business in the U.S., particularly in the life sciences and high-tech industries,"Gov. Martin O'Malley after his trip to China, South Korea and Vietnam. (Associated Press)

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Vietnam veteran Steve Leventhal salutes the flag-draped casket of Army 1st Lt. Omar J. Vazquez in Chiacchio Southview Funeral Home in Trenton, N.J., on May 5. Lt. Vazquez, 25, was killed April 22 in southern Iraq.

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Vietnamese and foreign audiences come to the concert named "Bob Dylan - Live in Vietnam," a one night only show held at RMIT University in Ho Chi Minh City, Vietnam on Sunday, April 10, 2011. After nearly five decades of singing about a war that continues to haunt a generation of Americans, legendary performer Bob Dylan is finally getting his chance to see Vietnam at peace. (AP Photo/Le Quang Nhat)

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In this Jan. 14, 2011 photo, world renowned pianist Dang Thai Son, son of Madame Thai Thi Lien, speaks during an interview with The Associated Press in his mother's house in Hanoi, Vietnam. Son is Vietnam's only international artist, performing concerts globally with world-renowned artists such as Yo-Yo Ma, and is now recognized as one of the world's great Chopin interpreters. (AP Photo/Na Son Nguyen)

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In this November 2010 photo, cruise boats make their way in Ha Long Bay near the Vietnam-China border in the Gulf of Tonkin. Early Thursday, Feb. 17, 2011, an overnight boat packed with sleeping tourists sank in the scenic bay, killing 12 foreigners, including vacationers from the United States, Australia and Britain, and their Vietnamese guide, officials said. (AP Photo/Kyodo News)

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Soldiers of the U.S. Army Eleventh Armored Cavalry Regiment walk ashore from an American landing craft in Vung Tau, Vietnam, 1966, during the Vietnam War. (AP Photo/Henri Huet)

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Weary after a third night of fighting against North Vietnamese troops, U.S. Marines crawl from foxholes located south of the demilitarized zone (DMZ) in Vietnam, 1966. The helicopter at left was shot down when it came in to resupply the unit. (AP Photo/Henri Huet)

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Water-filled bomb craters from B-52 strikes against the Viet Cong mark the rice paddies and orchards west of Saigon, Vietnam, 1966. Most of the area has been abandoned by the peasants who used to farm on the land. (AP Photo/Henri Huet)

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U.S. Marines carry the body of one of the 18 slain comrades on a south Vietnamese hilltop south of Khe Sahn to an evacuation point on June 17, 1968, during the Vietnam War. The men died more than a week ago in a clash near a road being built by North Vietnamese forces from nearby Laos into extreme northwestern south Vietnam. An American flag, found on one of the bodies, flies at half staff (AP Photo/Henri Huet)

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The body of an American paratrooper killed in action in the jungle near the Cambodian border is raised up to an evacuation helicopter in War Zone C, Vietnam, 1966. (AP Photo/Henri Huet)

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Captured Viet Cong guerrillas, blindfolded and hands tied behind their backs, are guarded by American G.I.'s of the 1st Cavalry Airmobile during the battle of An Thi in south Vietnam, Jan. 29, 1966, during the Vietnam War. (AP Photo/Henri Huet)

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Two infantrymen, half submerged in slimy, stinking mud, crawl forward near three dead soldiers wrapped in ponchos in War Zone D, Vietnam, 1967. They fought in dense jungle between muddy bomb craters. (AP Photo/Henri Huet)

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American infantrymen crowd into a mud-filled bomb crater and look up at tall jungle trees seeking out Viet Cong snipers firing at them during a battle in Phuoc Vinh, north-Northeast of Saigon in Vietnam's War Zone D, June 15, 1967. (AP Photo/Henri Huet)

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An American soldier, right, is positioned over his rifle as he protects his wounded buddy crouched in front of a log in the thick mud during battle against North Vietnamese in War Zone D near Phuoc Vinh, Vietnam, June 15, 1967. The B Company of the 1st Battalion, 16th Infantry, 1st Divison fought a 30-minute battle and lost 6 men with 12 wounded. Another marine can be seen behind the log. (AP Photo/Henri Huet)