As press photographers waited for the couple to dart from Land Rover to lobby, they had little hope of a great shot: rain complicates flash photography, and the Duke and Duchess might be obscured by an umbrella. It was raining in London on the evening of March 5th, and so only a small crowd had gathered outside Mansion House, the official residence of the Lord Mayor of London, to watch the Duke and Duchess of Sussex arrive for an awards ceremony hosted by the Endeavour Fund, a charity that supports wounded ex-servicemen and women.