First Thing: Saudi Arabia urging US to keep up Iran attacks, intelligence source confirms

Mohammed bin Salman said to consider war a ‘historic opportunity’ to remake Middle East. Plus, Senate passes funding package for Homeland Security that excludes ICE

Good morning.

Saudi Arabia has urged Washington to intensify attacks on Iran, a Saudi intelligence source has confirmed, while it considers whether to join the war directly.

Have there been reports of active Saudi military involvement? Not so far. But a Saudi analyst said the kingdom was likely to intervene if peace efforts led by Pakistan failed. Mohammed Alhamed said: “If [Iran] rejects the conditions and continues its attacks, the threshold for Saudi action will be crossed.”

What is the latest on the strait of Hormuz? On Tuesday, Tehran said it would permit “non-hostile vessels” to pass: here is a visual guide.

For the latest updates, follow our live blog.

Why has there been no DHS funding? Democrats have blocked it as they demand changes to its immigration crackdown, particularly after agents in Minneapolis killed the US citizens Renee Good and Alex Pretti.