A search remains ongoing for the second crew member aboard a U.S. fighter jet that was shot down Friday over Iran, multiple media outlets reported. The other pilot was rescued by U.S. forces, an official told USA TODAY.

Tehran promises reward if people hand over an American service member, while US searches for crew member in plane shot down over Iran. Follow for live updates.

Search and rescue is underway after the first US combat aircraft loss over Iran, reports say. This isn't the first aircraft lost in the war though.

Iran shooting down two American military aircraft marks an exceedingly rare assault for the U.S. that has not happened in more than 20 years.

US military assets worth up to $2.9 billion have been lost as the Pentagon seeks $200 billion for operations. Iran asserts it shot down a US F-35, contradicting US Central Command's claim of an emergency landing.

Verified video, pictured above, appears to show a US search and rescue operation in southern Iran. It's not known what has happened to the second crew member.

The U.S. military’s search for an American airman who bailed out of a fighter jet over Iran entered its second day on Saturday after the first shoot-down of a U.S. warplane by Iranian forces in five weeks of war,