April 4: Urgent search for American service member, wildfires

This is NBC Nightly News with Jose Diaz Bolard. >> Good evening. We begin with that urgent search and rescue mission intensifying tonight as the US military rushes to track down a missing American.This was a scene in a remote area of Iran where Iranian forces are hunting for that service member as well. This allout search entering a second day after an F-15 fighter jet with two American crew members on board was downed. Even though one of them was saved with the other still missing, the White House is not c ...