Stigma, fear and complacency are the greatest obstacles to people seeking out their HIV status.
This is why Terrence Higgins Trust and the Mayor of London have taken this initiative to encourag those most at risk to take the HIV test.
Knowing your status can literally be a life saving action.
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The man, who was in his 30s, has not been identified, while several other people are believed to have suffered serious injuries.
If you're dreading going to work Monday morning, how about this for a career change.
Police have released more images of people wanted in connection with what they describe as 'disorder' at a McDonalds in central London.