From the archive: Are your tinned tomatoes picked by slave labour?

We are raiding the Guardian Long Read archives to bring you some classic pieces from years past, with new introductions from the authors This week, from 2019: How the Italian mafia makes millions by exploiting migrants. Help support our independent journalism at <a href="https://www.theguardian.com/longreadpod">theguardian.com/longreadpod</a>