US military also says three US fighter jets were shot down over in ‘friendly fire’ incident, all six crew members survivedUS-Israel war on Iran – live updatesSign up for the Breaking News US email to get newsletter alerts in your inboxA fourth US service member has been killed in the US milita ry operations against Iran, the US Central Command said on Monday.The announcement comes one day after the military confirmed the deaths of three US service members on Sunday, which marked the first known US fatalities since the strikes against Iran began on Saturday. Continue reading... ...read more read less