We begin today with major breaking news on the war in Iran. Three sources tell CNN a US fighter jet has been shot down over Iran, and a search and rescue mission is underway for two pilots.It'sthe first time since the war began just over a month ago, that a USaircrafthas been downedby enemy fire.We begin our coverage with CNN ChiefNationalSecurityAnalystJimSciuttoinTelAviv. Learn more about your ad choices. Visit podcastchoices.com/adchoices