Newsnight - 05/05/2010

In-depth investigation and analysis of the stories behind the day's headlines with Jeremy Paxman. Yes Minister's Sir Humphrey Appleby returns to TV for the first time in over 20 years, exclusively for Newsnight, in a final memo in which he responds to the Labour party's manifesto promises and gives his advice for any incoming minister. Plus, Newsnight follows the party leaders on the campaign trail in the final hours before the polls open.