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An employee, left, hands a customer her change at a checkout counter inside a Morrisons M Local store, operated by William Morrison Supermarkets Plc, in London, U.K., on Friday, Aug. 9, 2013. Morrisons, the smallest of the four main U.K. grocery chains, said it will open convenience stores in London and sell wine online to gain on competitors in two of the market's fastest-growing areas. Photographer: Simon Dawson/Bloomberg via Getty Images

An employee, left, hands a customer her change at a checkout counter inside a Morrisons M Local store, operated by William Morrison Supermarkets Plc, in London, U.K., on Friday, Aug. 9, 2013. Morrisons, the smallest of the four main U.K. grocery chains, said it will open convenience stores in London and sell wine online to gain on competitors in two of the market's fastest-growing areas. Photographer: Simon Dawson/Bloomberg via Getty Images