Read Trump's full speech announcing military action against Iran. He warned 'American heroes may be lost.'

A screen grab from a video released by President Trump

US President Trump Via Truth Social/Anadolu via Getty Images

• President Trump shared an 8-minute video announcing military action against Iran. Below is his full speech.
• He praised American service members and acknowledged the risk to their lives.
• He offered "total immunity" to Iranian forces who put down their weapons.

In an early morning video statement, President Donald Trump announced the start of combat operations against Iran.