The White House has expressed scepticism over an offer by Iran to hold talks with the US on Iraq. US National Security Adviser Stephen Hadley said he was concerned it could be simply “a device” to divert pressure from Tehran’s nuclear ambitions. He said the US had suggested a dialogue last year but had received no response. Iran’s apparent enthusiasm now – days before the UN Security Council meets to discuss its nuclear programme – has raised suspicions, correspondents say. Full Story