Election must reads: Evening edition

Clegg: No one knows what to think – Nick Robinson for the BBC
Has Cameron passed details of proposed efficiency savings to Treasury? – The Guardian
Tribal loyalties will cap Lib Dem vote – Tom Clark
Key moments from the foreign affairs debate – Politics Home
David Cameron scraps his PEB for an expenses moment – Benedict Brogan
The Clegg phenomenon and two hung parliament scenarios – Labour List
New ICM poll has Tories 3% ahead but support for LibDems is still growing – Conservativehome
New Bingle Email Blames Bungling Tories – Guido Fawkes’ Blog