US Central Command (CENTCOM) said a service member was killed following an Iranian drone attack in Iraq, adding to the two deaths disclosed earlier in Jordan, where the discovery of unidentified remains raised the possibility of a fourth fatality in the past three days."A US service member in northern Iraq was killed in action July 18 during a controlled detonation of unexploded ordnance from a downed Iranian one-way attack drone. A second service member was wounded and continues to receive medical treatment for a minor injury," CENTCOM said on July 19.

A day earlier, CENTCOM had disclosed the first combat losses in the Iran war since March, saying two service members had been killed and another was missing during defensive operations in Jordan, as hostilities ramped up in the region and further endangered a fragile cease-fire.In its latest statement, the military said that "after a thorough search, US military personnel found unidentified remains at the location earlier today [in Jordan]. An examination process to verify the remains is ongoing," raising the possibility that the remains were of the missing service member.That statement did not specify where in Jordan the attack occurred. Identification of the victims was not provided pending notification of family members.The main site of US operations on the territory of the Middle East ally is the Muwaffaq Salti Air Base, about 80 kilometers outside Amman. US forces also have operations at the Prince Hassan Air Base and at other military facilities in Jordan.The Wall Street Journal and others, citing sources, reported that the strike occurred at the Muwaffaq Salti base, which US forces have used to launch air strikes against Iran.US President Donald Trump told the NewsNation network that the deaths were "very sad. It's a very sad thing.""We hate to see it happen. It’s in service to our country," he said in a brief interview. On July 19, Trump was attending the World Cup final in the US state of New Jersey.Jordan Condemns Iran⁠Jordan ⁠on July 19 summoned Iran's representative in Amman to protest Tehran's missile and drone strikes on the Middle East nation, labeling them "brutal and unjustified."The CENTCOM statement did not provide further details on the fatality in Iraq.