Warburton was the MP for Somerton and Frome, where there will now be a by-election. Hughes is the current MP for Walsall North.
We continue our post-match inspection of our battleground profiles with the Liberal Democrat graveyard of the South West.
The second piece in our series explores the intense struggles across the South West of England.
Fascinating research from the Fabian Society.
The average across these seats is: Rule Out Conservatives – 63 per cent; Rule out Labour – 75 per cent; Rule out LibDems – 74 per cent.
My poll of closely-contested Conservative-Liberal Democrat seats indicates that were the general election held now Nick Clegg’s party would lose 15 MPs to the Tories.