"Change" is usually the amount of coins in your wallet. As the US needs money because its broke (not as, but coming close to the position of the collapsing USSR), any weapon deal is a good opportunity to fill empty pockets. Netanyahu is right when he says that this is a dangerous situation for Israel.
Australian, Thai journalists acquitted of defaming Thai navy (AP)
from the article: WikiLeaks: Israel cautioned U.S. not to arm Arabs against Iran