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?

Crude oil prices rose Tuesday night, following a report that Israel is gearing up for a possible strike against Iran’s nuclear facilities.

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.