"The full strength and might of the U.S. Armed Forces will come down on you at levels never seen before," Trump warned.

The IDF says Iran has launched about 100 drones towards its territory and says it killed Revolutionary Guards commander Hossein Salami in overnight strikes.

In Israel, rescue teams combed through rubble of residential buildings destroyed by Iranian missiles, using sniffer dogs and heavy excavators to look for survivors after at least 10 people, including children, were killed, raising the two-day toll to 13.