Last week, workers at the closure-threatened WCF plant asked customers to boycott Asda stores.

BBC: Butcher at work

The decisions over the Asda stores in Inverness and Tain mark the latest developments in the Highlands and Islands retail market.

BBC: Shopping baskets at dawn in the Highlands

The letter was signed by chief executive of Tesco, Philip Clarke, Asda Stores boss, Andy Clarke, the chief executive of J Sainsbury, Justin King, and Dalton Philips, chief executive of Wm Morrison Supermarkets, among others.

BBC: UK

Watts Farms supplies Asda stores.

BBC: Who, What, Why: Where has all the tarragon gone?

Asda employs 170, 000 people in 374 stores, including 25 Asda Living shops.

BBC: Andy Clarke

Asda, which has no stores in the Highlands, said it was disappointed by its competitor's decision to take the matter to court.

BBC: Tesco wants Asda's Tain store approval reviewed

Ironically, Wal-Mart Stores (nyse: WMT - news - people ), one of Tesco's main U.K. adversaries because of its Asda subsidiary, already has 20 stores in Las Vegas: nine Neighborhood Market Stores, three regular stores and eight Superstores.

FORBES: Tesco Said To Eye Vega$