Police Commissioner Bernard Hogan-Howe will visit a school in Edmonton today that was blighted by knife crime.
Negus McClean was stabbed to death by a gang a year ago, following a fight over a BlackBerry mobile phone.
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The mayor hinted that certain cars could be entirely banned from London's streets in an effort to combat the city's "toxic" air.
The house built in the 1850s has three-bedrooms and two roof terraces.
Plymouth Argyle's ball boy Jake McLean, said he felt 'disrespected' and angry when he was pushed to the ground by the Orient captain.