Iran threat to the USA and Israel

BBC News: Reports on the threat to the USA and Israel from Iran should Iran be the target of an attack due to its nuclear ambitions. This be seen as a direct threat to Western interest in the region, the USA should build up its force structure in Iraq, in other words more troops, also battlefield nuclear weapons should be moved to Iraq as a warning to Iran. The USA should not tolerate any troops coming over the border from Iran should Israel attack, the USA should through diplomatic channels make it known that the USA will not play about with Iran, if Iran uses if massive armed forces then the USA will wont give them chance, battlefield nuclear weapons should be an option for the Commander on the ground. The USA Navy should build up its fleet in the region, more aircraft carriers, as to hit Iran hard should it attack, this is not the time to look weak.