U.S. stocks rallied, and oil prices tumbled on hopes that Iran will not disrupt the global flow of crude, even with the United States’ entry into its war with Israel.

Investors fear a broader conflict in the Middle East as Tehran warned that the US attack had expanded the scope of its military action

NEW YORK (AP) — Some calm is returning to Wall Street, and U.S. stocks are rising on Monday, while oil prices are giving back some of their initial spurts following Israel’s attack on Iranian nuclear and military targets at the end of last week.