I don't know the correlation if there is any between qpost #1406 and the Trafalgar Square fire last night, on the third picture from Q it seems to be in the exact spot as the fire. Also a picture of a bus, and there's a bus in the video.

link to vid

https://www.dailymail.co.uk/news/article-10142651/Van-explodes-Trafalgar-Square-Police-fire-brigade-rush-busy-tourist-attraction.html