Former Liberal leader Lord Steel and MP Lembit Opik give their reactions to the resignation of Sir Menzies Campbell. Guardian leader writer Julian Glover and Westminster correspondent <bTania Branigan explain what happened, and look at some possible candidates as the next Liberal Democrat leader.
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After claims that Sir Menzies Campbell's age was a factor in his resignation, Paul Cann, director of policy at Help the Aged, laments the way society treats older people.
A new study shows a high incidence of problem drinking at home in UK's wealthier towns, and more alcohol-related hospital admissions in northern cities. Karen Toke from the North West Public Health Observatory at Liverpool John Moores University describes her research.
Martin Wainwright reports from Whitehaven, Cumbria, the first town to switch off its analogue TV signal and go exclusively digital.
Vladimir Putin is the first Russian leader to visit Iran since Stalin. Our Moscow correspondent Luke Harding tells me why the Russian president is taking part in a summit in Tehran, despite the Kremlin's claim to have discovered a plot to assassinate the president during his visit to the Iranian capital.
Reviewing the papers, Haroon Siddique finds concern at the quality of the pitch on which England footballers play Russia tomorrow.
