A complex tug-of-war inside the White House is driving US President Donald Trump’s shifting public statements on the course of the Iran war, as aides debate when and how to declare victory even as the conflict spreads across the Middle East. Some officials and advisers are warning Trump that surging gasoline prices could exact a political cost from the US-Israeli attacks on Iran, while some hawks are pressing the president to maintain the offensive against the Islamic Republic, according to inte...