The 16 year old boy stabbed to death by a gang in Pimlico has been named by family friends as Hani Abou El-Kheir.
Today, family friend Mahmoud Abosiad visited the family and said: "He was a lovely boy. He did not deserve to end up on a slab."
The teenager was taken from Lupus Street to a south London hospital where he died a few hours later.
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The high of 35C was recorded on a Bakerloo line train between Piccadilly Circus and Oxford Circus at 2pm.
Weather forecasters say temperatures could reach 35C, beating the previous record of 34.6C in the scorching summer of 1976.
After years of political manoeuvring over the future expansion of Heathrow Airport, there has been an important development this lunchtime.