The fire that destroyed an Islamic centre which is believed to have been a racially motivated attack has left many in the Muslim community feeling unnerved.
Some are fearing the fire may have been started in retaliation for the killing of Drummer Lee Rigby in Woolwich.
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The unlicensed events unfolded on Saturday night at Clapham Common and Tooting Bec Common.
A 37 year old man who was taken to hospital after getting into difficulty in a stretch of water near Maidenhead has died.
Jonty Bravery, who is mentally ill, has been jailed for 15 years after throwing a six year old boy from the Tate modern balcony.