Middle East crisis live: US renews strikes on Iran as Donald Trump threatens to attack nuclear site ‘very heavily’

US military completes 11th night of strikes as attacks overshadow diplomatic efforts in Pakistan to salvage interim ceasefire deal

• https://www.theguardian.com/world/2026/jul/21/houthis-threaten-attack-tankers-saudi-arabian-ports-red-sea-shipping">Houthis threaten attacks on shipping tankers if they use Saudi ports on Red Sea

• https://www.theguardian.com/world/2026/jul/22/pickaxe-mountain-iran-nuclear-site-trump">What is Pickaxe Mountain, Iran’s underground nuclear facility?

Donald Trump on Tuesday made new threats to attack and destroy Iran’s nuclear site known as Pickaxe Mountain.

Here’s what we know about Pickaxe Mountain, why it has captured Trump’s attention and how the US military could strike at the deeply buried complex.