Guardian Daily: The Lib Dems' plans for a hung parliament

Chief political correspondent Nicholas Watt explains what the Liberal Democrats are planning in the event of a hung parliament , and how that will throw both Labour and the Conservatives a lifeline. He has unearthed a "Miliband option" in an intriguing memo from 1974 being distributed. As the troop surge in Afghanistan continues, Declan Walsh tells us how the operation is so far being viewed as a success . Steven Morris visits Salisbury Plain to speak to an army chaplain and an imam who are offering spiritual help to those being deployed to Afghanistan. Sean Carroll , a theoretical physicist at the California Institute of Technology, discusses his new book From Eternity to Here: The Quest for the Ultimate Theory of Time . A longer version of that interview is available in our latest Science Weekly Extra podcast . Paul Lewis describes why a 1959 conviction is still making life difficult for 70-year old John Crawford . And, as Sir Terry Wogan returns to the airwaves , the Guardian's radio critic Elisabeth Mahoney thinks his new show needs to do better. Leave your comments below on our blog and follow @guardiandaily on Twitter.