A shot in the arm

Sean talks to an expert in the money behind vaccines. How will it work and how soon will the economy get its much needed shot in the arm? Plus why drug companies don't consider vaccines to be big money makers. And why we need to remember the plight of shop staff as many face a Christmas without a job. One worker's experience of customers fighting for bargains and forgetting to be kind. #wakeuptomoney With Sean Farrington