I'll be observing this on Tuesday (outside the west door of York Minster, which seems like a good focal point)...
https://www.gov.uk/government/news/uk-to-observe-a-minutes-silence-for-victims-of-the-london-terrorist-attack (https://www.gov.uk/government/news/uk-to-observe-a-minutes-silence-for-victims-of-the-london-terrorist-attack)
... and would be grateful if, in these difficult days, as many people as possible would join me, wherever you are, whatever you are doing, even if alone, even if in a crowd.
It's always an honour to observe such marks of remembrance and respect.