Tim Smith, group technical director of Tesco has apologised to customers after beef burgers sold at the supermarket were found to contain horse meat.
He said that there is no way to know until investigations have been completed how this could have happened. He added "there are only two ways that this could happen, one of them involves illegality by suppliers or the suppliers of those suppliers or gross negligence."
Supermarket giants Tesco has said Gleadless valley in Sheffield is a no-go area for its home delivery service. Residents are outraged at the decision, but the company says their drivers have been threatened and had stones thrown at them while making deliveries. Martin Fisher reports
The union representing Tesco drivers at risk of losing their jobs is holding talks today to resolve the dispute.
180 drivers based in Doncaster face being out of work by Christmas after Eddie Stobart Limited became their new employer and issued them a termination of employment notice. The workers have already held strikes and demonstrated in Westminster.
Representatives from the firm and Unite the union are trying to resolve the situation after bringing in conciliation service Acas.
Workers at a Tesco distribution centre in Doncaster have gone on strike again today in a row over jobs. A group are also holding a protest in Westminster. More than 180 drivers face being made redundant after haulage giant Eddie Stobart took over the centre in the summer.
Today, Unite members walked out at the start of three days of strikes, which could cause disruption to Tesco deliveries across the region.