U.S. index futures fell Thursday, as conflict in the Middle East saw global oil prices rally further.

Asian and European stocks fell on Thursday, and oil futures rose, as reports suggested a U.S. military strike against Iran could happen this weekend.

Shares of oil companies were some of the S&P 500's top gainers Tuesday as investors evaluated fresh developments in the conflict between Israel and Iran.

President Trump turned up the heat on Iran, calling for its Supreme Leader to surrender, stocks slipped further on his comments, as oil continues its climb and silver prices hit a fresh high. FOX Business is providing real-time updates on the markets,

U.S. stocks slumped under the weight of a jump for the price of oil. The S&P 500 fell 0.8% Tuesday following signals that Israel’s conflict with Iran may be worsening and that one of the U.S. economy’s main engines is weakening.