The man stabbed in Stockwell has been named as Babafemi Junaid, also known as Femi. The 22 year old from Peckham was stabbed before getting into this car and crashing into a bus. He was taken to hospital but died later that evening. No arrests have been made at this stage.
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It is the fourth time in five years that the London borough has topped the rankings, according to data from the ONS.
Catherine Burke's body was discovered at a house in a quiet street in Muswell Hill last Thursday evening.
Residents said living next to the 40 foot high stinking mound was a 'living nightmare'.