The former US president Bill Clinton speaks out in support of Barack Obama at the Democratic National Convention in Denver. The Guardian's Ewen MacAskill has the latest.
The foreign secretary, David Miliband, gave a strong speech in Ukraine. Moscow correspondent, Luke Harding reports.
Ian Cobain reports on the mystery of the millionaire and the arson attack on his home.
Peter Walker meets protesters arguing for NHS provision of kidney cancer drugs.
We're happier than ever – in 45 countries at least. The happiness report's author, Roberto Foa, tells us why.
Plus sing along with a top Democrat. Ben Green meets the conference eccentrics in Denver.
