A rundown of stories from Thursday 18 April including programme highlights and comment.
2013 guest editors announced
Insight, analysis and expert debate as key policy makers are challenged on the latest news stories.
Thursday 18 April
The British government has suggested that rebels in Syria be given military help, but President Assad claims they are a front to Al Qaeda and should not be encouraged. Those investigating the Boston bombing reportedly now have a suspect. Roxy Music's Brian Eno dicsusses his latest proejct.
0900Our editors this morning were Jat Gill and Terry O'Neill. Coming up next on Radio 4, In Our Time with Melvyn Bragg. Good morning.
0855Tesco said this week it would pull the plug on its American venture called Fresh & Easy. It's spent £1.2 billion over six years trying to make it work but has conceded defeat. Why do British firms often struggle to crack the states? One firm which has made it, is the shirtmaker Thomas Pink. We speak to its chief executive, Jonathan Heilbron, and by the branding and retail expert Madeleine Temple who was born in the states.
The National Trust has revealed a masterplan to generate half of its power from renewable sources by 2020. From the river Wandle, on the southern edge of London, the BBC's environment Analyst Roger Harrabin investigates the initiative.
A scientist who faked research data for experimental anti-cancer drugs has been jailed for three months for falsifying test results. Gerald Heddell, the Medicines and Healthcare products Regulatory Agency's (MHRA) director of inspection, explains why he brought the case against Steven Eaton.