I am sure that by morning the BBC will be blaming any damage on uncertainty caused by either Brexit and/or the Trump election victory.
(I've just suggested to Simon Jones the BBC reporter that he starts his piece to camera with 'Here in Brighton we've all experienced a bit of a blow from Angus'. Not holding my breath that he'll take up my suggestion)

"We are living in very strange times, and they are likely to get a lot stranger before we bottom out"
Dr. Hunter S Thompson