Saudi Arabia warned of a "hostile aerial threat" and issued a string of emergency alerts across the kingdom, including in its capital, late Friday and early Saturday.

Also Saturday, Iran's state TV reported that a man was executed after being convicted on charges of spying for Israel's intelligence agency Mossad.

Here is the latest news from the Middle East on Friday. Full coverage is available here.

Alerts sound across Saudi Arabia for aerial threat

Saudi Arabia warned of a "hostile aerial threat" after issuing a string of emergency alerts across the kingdom late Friday and early Saturday, and at least one explosion was heard in the capital, Riyadh.

The alert heard in Riyadh was first for the Saudi capital since the latest escalatio...