The second of two episodes this week, taking a deep dive into the pharmaceutical industry. Big drug companies have won plaudits for their work producing Covid vaccines within a year of the start of the pandemic. How much money are they making from them? And why are vaccines for other emerging diseases not being produced? This podcast was brought to you thanks to the support of readers of The Times and The Sunday Times. Subscribe today and get one month free at: thetimes.co.uk/storiesofourtimes. Gest: Billy Kenber, investigations reporter, The Times. Host: David Aaronovitch. Clips: BBC, National Geographic, PBS, Voice of America.   See acast.com/privacy for privacy and opt-out information.