The Duke of Cambridge will host his first investiture ceremony later as the scope of his royal duties widens.
The Duke has recently given up operational duties with the RAF after serving three years as a search and rescue helicopter pilot in North Wales.
He is now in a "transitional" year, sources have said, and is considering options for his "public service".
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In an embarrassing setback for the president, Republicans failed to reach the number of votes to pass his new healthcare act into law.
It will feel pleasantly warm in the sunshine, with temperatures reaching 12 or 13 Celsius (54 to 55F).
Some of Britain's biggest stars of the stage and screen will be honoured at Buckingham Palace later today.