Israel targeted nuclear and military sites in Iran in airstrikes early Friday morning.The strikes are a major escalation that threatens to expand into a wider regional conflict.These are five key questions as the conflict continues.

The State Department told regional allies about Israel's plan to strike Iran, and indicated it wasn't a U.S. operation, four sources told CBS News.

The explosive conflict between Israel and Iran is roiling the Middle East – and raising questions about whether the world is moving ahead without the U.S. Colonel Jack Jacobs, Anthony Fisher, Pablo Torre,

In the face of Israel’s far-reaching strikes Friday, it’s not clear that Iran – its longtime foe – has the capacity to muster the furious response that might be expected.

Nationwide protests against President Donald Trump, tensions in the Middle East amid Israel's strikes on Iran and expected rainy weather in Washington on Saturday could dampen spirits at a military parade on the U.

Advanced espionage techniques made the most of Iranian vulnerabilities, but Israel’s ultimate aims may still be out of reach.

BERLIN (Reuters) -German Foreign Minister Johann Wadephul had to change his trip in the Middle East, dropping a stop in Israel, after the country launched a barrage of strikes across Iran earlier on Friday.

If prices go up, Fed officials may be inclined to raise its benchmark rate, raising borrowing costs for businesses and consumers. That could lead to businesses to cut jobs, particularly in the high-growth tech sector, and force Americans to pull back on spending, which drives more than 70% of economic activity in the U.S.

Iran warns of an "unprecedented" retaliation if Israel attacks, while President Trump describes the Middle East as a "dangerous place."