By Jessica Frank-Keyes Sadiq Khan has announced plans to pedestrianise Oxford Street in a bid to reinvigorate the nation’s “most famous high street” and attract more shoppers. The mayor of London has announced the proposals to turn the road into a traffic-free avenue, alongside a wider regeneration of the shopping destination. Pedestrianisation plans would be delivered via the creation of a new mayoral development area, City Hall said, with the backing of the new Labour government. Khan said he hopes the scheme will see visitor numbers increase, more jobs be created, and growth boosted in Lond…