The Economist has an interesting piece:
What the rest of the world can do to stop America and Iran from talking themselves into a fight
MOST Americans and much of the world is fixated on what General David Petraeus, the American ground commander in Iraq, intends to say when he reports to Congress next week (see article). But in the meantime American relations with Iran appear to be going from bad to worse.
The two countries are used to trading insults, but they have now become explosive. The more George Bush flounders in Iraq, the greater his temptation to blame Iran.... read more here: