That means they're expensive. Last year,citing the cost, the Pentagon canceled a $14 billion program to buy new helicopters for the rescue squadrons and switch the medical missions to less heavily armed Army helicopters.

VOA: standard.2010.04.27

Mr.Obama spoke in advance of meeting at the U.N. late Wednesday of foreign ministers of the five permanent U.N.Security Council member countries and Germany - the P5+1, who have been trying to re-engage Iran in negotiations on its nuclear program.

VOA: standard.2009.09.23