Two men have been given life sentences for shooting a stranger dead after a row in a queue at McDonald's in Brixton.
28 year old Horace Campbell and 18 year old Liam Douglas-O'Callaghan were found guilty of murdering Devon Scarlett in April 2010.
Old Bailey judge Richard Hawkins said a "trivial argument" escalated which led to the execution of the father of four.
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"I do not accept the allegation that I have brought the Labour Party into disrepute", said Livingstone.
Family and friends of the victims of Grenfell Tower have been paying tribute to those who perished in the disaster.
The balmy conditions have swept in on a high pressure system, dragging in hot air from the continent, according to the Met Office.