Crude oil futures jumped more than 3% Sunday after Israel struck two natural gas facilities in Iran, raising fears that the war will expand to energy infrastructure and disrupt supplies in the region.

U.S. oil prices already jumped last week, which could cause prices at the pump to rise about 20 cents a gallon in the coming weeks, according to one estimate.

Israel unleashed airstrikes across Iran for a third day and threatened even greater force as some Iranian missiles evaded Israeli air defenses to strike buildings in the heart of the country.

Israeli search crews attempted to rescue people at several sites hit by overnight Iranian strikes around the country. In the central Israeli city of Bat Yam, three people remain trapped under rubble,

Smoke and flames filled the sky over Tehran as Israel struck oil and gas facilities in the Iranian capital and targeted more nuclear facilities during attacks that carried on into Sunday after starting two days earlier.

Videos and images verified by NBC News piece together a picture of the deprivation and chaos of Gaza's hospitals.

The top Democrat on the Senate Armed Services Committee denounced the Israeli strike as a “reckless escalation” that risks a broader war. “Israel’s alarming decision to launch airstrikes on Iran is a reckless escalation that risks igniting regional violence,