Investors are regaining some appetite for risk amid rising optimism that the conflict won't spill over into a broader regional crisis.

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.

Stock futures are pointing to a higher open for major U.S. indexes on Monday as investors monitor developments in the ongoing conflict between Israel and Iran.

Dow, S&P 500 and Nasdaq set for opening gains after Friday's 770-point blue-chip fall; Oil extends gain as gold slips. Follow along to the action on Monday aft

By Wayne Cole SYDNEY (Reuters) -Asian markets kept their nerve on Monday and oil prices climbed anew as the conflict between Israel and Iran showed no sign of cooling, adding geopolitical uncertainty to the world's economic troubles in a week packed with central bank meetings.

Oil prices leaped, and stocks slumped on worries that escalating violence following Israel’s attack on Iranian nuclear and military targets could damage the flow of crude around the world, along with the global economy.

Halliburton is the third-largest oilfield services company in the world, so any time oil prices go up, it's a recipe for potential further investment by oil companies in exploration, completion, and production enhancement services.