It couldn't possibly be covering up a photo….
https://www.artsy.net/artwork/tom-otterness-free-money
https://www.artsy.net/artist/tom-otterness
http://www.tomotterness.net/
He was raided more than once.
The scene in London's Tavistock Square, after a bomb ripped through a Number 30 double decker bus.
https://www.9news.com.au/world/7-july-london-bombings-what-happened-that-day-timeline/8bdc5e1c-bcc8-4682-bfd5-8de71eda2c58
Glad you didn't get FF'd non.