The 6-67 Memorial sits between the U.S. flag and the Marine Corps flag during the memorial’s dedication at The Basic School on April 25, 2014. The memorial was dedicated to the class who suffered 50 casualties and more than 200 wounded Marines. - The 6-67 Memorial sits between the U.S. flag and the Marine Corps flag during the memorial’s dedication at The Basic School on April 25, 2014. The memorial was dedicated to the class who suffered 50 casualties and more than 200 wounded Marines.