We look at one of the country’s most controversial cases involving the prosecution of activists for animal rights. Earlier this year, six people were convicted for their role in a campaign to stop animal testing by the British scientific firm Huntingdon Life Sciences. The activists are with a group called Stop Huntingdon Animal Cruelty, or SHAC. We speak with Andrew Stepanian, one of the convicted members of the SHAC 7 on the day he heads to prison for a three-year sentence. [includes rush transcript]