Families of young victims of knife crime have gathered in Brixton for a service in their memory.
The Love2Remember memorial was held in honour of Junior Nkwelle, Edvin Johnson, Zac Olumegbon and Damilola Taylor.
Piers Hopkirk reports.
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Transport for London is not happy that its branding has been used.
If you've been anywhere near Trafalgar Square today you'll notice something different.
Look closely at this collection of images by photographer Jim Grover and you'll notice there's something missing.