Image copyright Reuters Image caption The constituency includes Richmond Park, London"s largest enclosed green space Voters are going to the polls to elect a new MP for the constituency of Richmond Park.
A by-election was triggered in the south-west London seat by the decision of former Conservative MP Zac Goldsmith to resign and seek re-election as an independent candidate.
Polling stations opened at 07:00 GMT and close at 22:00 GMT.
The Conservatives had a majority of 23,015 at the 2015 general election, with the Lib Dems in second place.
According to the BBC weather forecast, polling day will start cold and crisp, becoming cloudier later.
Here, are all the candidates, in alphabetical order of surname:
Zac Goldsmith, Independent Howling Laud Hope, The Official Monster Raving Loony Party Maharaja Jammu and Kashmir, One Love Party Sarah Olney, Liberal Democrats David Powell Dominic Francis Stockford, Christian Peoples Alliance Fiona Natasha Syms, Independent Christian Wolmar, La..
Read More
