UK supermarket retailer Tesco said approximately 4,500 staff in 153 Tesco Metro stores are set to lose their jobs in the latest round of redundancies, reports BBC News.Tesco added that changes to the way the stores operated would "serve shoppers better" and help to "run our business more sustainably". Tesco CEO of UK and Ireland, Jason Tarry, said, "In a challenging, evolving retail environment, with increasing cost pressures, we have to continue to review the way we run our stores to ensure we reflect the way our customers are shopping and do so in the most efficient way.” Tesco is in the midst of trying to save £1.5 billion as the competition between supermarkets intensifies.