U.S. stocks slumped on Tuesday under the weight of another jump for the price of oil. It was a return to form for financial markets after Wall Street’s worries about Israel’s fighting with Iran had seemed to calm a bit on Monday.

U.S. stocks slumped on Tuesday under the weight of another jump for the price of oil. It was a return to form for financial markets after Wall Street's worries about Israel's fighting with Iran had seemed to calm a bit on Monday.

Wall Street opened slightly lower while oil and gold rose as Tuesday marked the fifth day of fighting between Israel and Iran, with the risk of a widening conflict dampening risk appetite in a week also packed with key central bank decisions.