One of the their mothers told NBC affiliate KARE that she had planned to get her son swimming lessons.
At least 42 people died and more than 200 were injured when assailants with guns and explosives hit the airport on Tuesday.
New York-born politician Boris Johnson was a prominent campaigner for the U.K. to leave the European Union.
It was unclear how the Iraqi military identified that the convoy was made up entirely of ISIS militants.
The Israeli military posted a picture of the teen's bloodsoaked bedroom in the settlement of Kiryat Arba, outside of Hebron.