Maltese investigative journalist Daphne Caruana Galizia was assassinated by a car bomb this week. She was renowned for challenging corruption on the island. We hear about her work and the risks faced by investigative journalists in Malta and elsewhere - and the impact this attack may have on other reporters. We hear from people who knew Daphne - Frederik Obermaier of the worldwide Panama Papers investigation into corruption and Saviour Balzan of Malta Today.

Which? magazine is celebrating 60 years of consumer journalism, but how relevant is it today, as free-to-access reviews by ordinary consumers have become such a feature of online shopping? Richard Headland, Editor in Chief of Which? and Katie Morley, the Telegraph's Consumer Affairs Editor, both join us.

Crimewatch axed: Did you see it? Do you know someone who has an axe and has been behaving suspiciously?

Tinder journalism: The use of online dating sites like Tinder to gather information for journalistic purposes.

Presenter: Andrea Catherwood