Oil swung on a CNN report that Israel is preparing to potentially strike Iranian nuclear facilities, while traders assessed data showing an increase in US crude stockpiles.Most Read from BloombergCan Frank Gehry’s ‘Grand LA’ Make Downtown Feel Like a Neighborhood?

Any attack by Israel against Iran could significantly impact US-Iran nuclear talks, while also escalating already heated tensions in the wider Middle East region. View on euronews

Iran’s nuclear facilities are deep underground and heavily fortified. An effective attack by Israel would require U.S. assistance for both mid-air refueling and munitions, according to the February intelligence report.