Tesco Town

Sainsbury's has agreed to buy Walmart's Asda for about 7.3 billion pounds ($10 billion) to create Britain's biggest supermarket group by market share, overtaking long-standing industry leader Tesco.

Sainsbury's and Walmart's Asda are in talks to create Britain's biggest supermarket group, a combination which would surpass Tesco's grocery market share and be worth up to 15 billion pounds ($20.7 billion).