MPs have been tweeting their intentions ahead of today's vote in the House of Commons on a legal ban on people smoking in cars carrying children.
I will be voting later today for smoking ban in cars to protect children
My libertarian instincts are wrestling with my profound belief that public health is one of biggest issues facing population #smokingban
Support a ban on smoking in cars and other vehicles - to protect the health of children and others.
The Commons is expected to vote in favour of the ban, though Prime Minister David Cameron - who has declined to share his view on the issue - is set to miss the vote as he remains involved in the Government's response to the floods crisis in the South West of England.
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