The Scotsman Cartoon: Carswell defects to Ukip
THE Prime Minister is facing an electoral test after Douglas Carswell quit the Conservatives to join Ukip.
![Illustration: Brian Adcock](https://www.scotsman.com/webimg/legacy_elm_35609326.jpg?crop=3:2,smart&width=640&quality=65&enable=upscale)
![Illustration: Brian Adcock](/img/placeholder.png)
The eurosceptic MP announced he would step down to fight his Clacton seat in a by-election.
It means with less than nine months to go before next year’s general election Mr Cameron is faced with the prospect of the anti-European Union party winning a seat off the Conservatives in a by-election.
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