This video from the USA is about Arlington West, a memorial for the US soldiers who died in the Iraq war.
From ABC News in the USA:
14 US Troops Die in Copter Crash in Iraq
Helicopter Crashes in Northern Iraq, Killing 14 U.S. Soldiers, Military Says
By HAMID AHMED Associated Press Writer
BAGHDAD Aug 22, 2007 (AP)
A helicopter went down in northern Iraq on Wednesday, killing all 14 U.S. soldiers aboard, the military said, the deadliest crash since January 2005. …
The UH-60 Black Hawk was part of a pair of helicopters on a nighttime operation when the crash occurred. …
The U.S. military relies heavily on helicopters to avoid the threat of ambushes and roadside bombs the deadliest weapon in the militants’ arsenal and dozens have crashed in accidents or been shot down.
The deadliest crash occurred on Jan. 26, 2005, when a CH-53 Sea Stallion transport helicopter went down in a sandstorm in western Iraq, killing 31 U.S. troops.
Wednesday’s deaths raised to at least 3,721 members of the U.S. military who have died since the Iraq war started in March 2003, according to an Associated Press count.
See also here.