US is firing 5,000lb 'penetrator' bombs on Iran - how do they work?
- Posted on March 18, 2026
- By Metro
- 6 Views
US is firing 5,000lb 'penetrator' bombs on Iran - how do they work?
The munitions, named by a government official as GBU-72 Advanced 5k Penetrator bombs, were first released in 2021.
