fatal shooting of Mark Duggan in his north London constituency.

Christian Wolmar - eliminated

A journalist and railway historian, Christian Wolmar is one of Britain's most in-demand transport pundits, and was the only non-politician in the race. He came in fifth place, after David Lammy.

He said he would be an "ideas driven mayor", avoiding "partisan and personality politics" - and promised during his campaign to tackle London's "housing crisis", improve the transport network and revitalise public spaces.

The 65-year-old cycles to campaign meeting and claims to have clocked up more than 2,000 miles already.

Gareth Thomas - eliminated

Image copyright Labour Party

The MP for Harrow West came in last place after being eliminated in the first round of voting with 1.2% of the vote.

He had campaigned on a promise of more affordable homes,a better transport system and a living wage "that reflects the reality of living in our great city".

Mr Thomas is a former international development minister and chairman of the Co-operative Party.

The non-runners:

Mary Creagh - withdrew

Image copyright Getty Images

The shadow international development secretary announced her intention to join the race for the Labour leadership, via an article in the Daily Mail.

However, with fewer nominations than anyone else in the field - and short of the 35 MP nomination target - she pulled out of the contest on 12 June.

The Wakefield MP said she was "proud to have played my part" in the race but had decided to withdraw so her supporters could nominate another candidate.

Chuka Umunna - withdrew

Chuka Umunna was the second candidate to declare he would stand for