India, June 9 -- Iranian forces shot down a military helicopter during a patrol over the Strait of Hormuz, Donald Trump has claimed. A US uncrewed naval drone boat rescued two crew members from the helicopter after it went down, officials said. Both the pilots on board survived, the US President said. Track live updates here

"I have just been informed by our Great Military that last night the Iranians shot down one of our highly sophisticated Apache Helicopters while patrolling over the Strait of Hormuz," Trump said in a statement.

He added that two pilots were involved in the incident and confirmed they are "safe and uninjured."

"Nevertheless, the United States must, of necessity, respond to this attack," he said. The incident was the...