POTUS and FLOTUS waved briefly at the top of the stairs then walked down together at 4:22pm under a bright sunny sky.
They were followed by Rex Tillerson.
They shook hands on the red carpet with various officials.
As a military band was playing, POTUS and Prime Minister of Belgium Charles Michel then proceeded to a small podium where they listened to the national anthems of the two countries.
President Trump then boarded The Beast.