OPERATIONS / SUPPLY CHAIN

New York -- Former Target EVP stores Troy Risch and former Sam’s Club senior VP and general merchandise manager Huey Long have joined RadioShack.

Risch will serve as EVP operations at RadioShack and oversee the company’s network of 4,700 stores and 1,500 wireless phone centers in the United States and 1,100 dealer and other outlets worldwide. Long will serve as EVP strategy and consumer insights and be responsible for marketing, business development and omnichannel.

London -- A report released Wednesday by the International Council of Shopping Centers and Path Intelligence found that, although U.K. consumers are stepping up their shopping at the nation’s shopping centers, the pace is still trailing 2011.

Schaumburg, Ill. -- A holiday shopping study released Wednesday by Motorola Solutions found that technology continues to radically transform the traditional holiday shopping experience, as 61% of surveyed retail managers believe that shoppers are better connected to information than in-store associates, increasing from nearly 59% in 2011 and 51% in 2010.

New York -- Luxury group LVMH announced Tuesday that Louis Vuitton’s new CEO has resigned suddenly, citing a “significant health issue” as the reason for the departure.

Jordi Constans would be replaced by Michael Burke, CEO since February of Bulgari, the Italian jeweler that LVMH added to its stable of brands in 2011.

Burke served as CEO of Christian Dior USA from 1986 to 1993, when he took charge of Louis Vuitton North America, becoming deputy CEO of Christian Dior Couture worldwide in Paris in 1997.

Toronto, Ontario, Canada -- Survey results released Wednesday by customer experience management firm Empathica Inc. revealed that customer service is the key driver of brand advocacy in retail pharmacy.

In the survey, during which the Empathica Consumer Insights Panel surveyed consumers on their perception, attitude and opinion towards the retail pharmacy experience, Kroger ranked highest in customer service among both mass and small-chain pharmacies.

New York -- Dick's Sporting Goods said it has removed all guns from its store nearest to Newtown, Conn., and is suspending the sale of certain kinds of semi-automatic rifles from its chains nationwide.

In a statement, the retailer said the move was made out of respect for the victims and families of last week's Sandy Hook Elementary School shooting.

Framingham, Mass. -- Staples Inc. opened its new Velocity Lab, in Cambridge, Mass. The lab houses teams responsible for designing and implementing innovative new e-commerce and mobile solutions across Staples’ global business units.

The move is part of the office supply retailer’s recently announced strategic plan to accelerate growth by integrating its retail and online offerings and increasing investment in online and mobile capabilities to provide business customers with a seamless multichannel shopping experience.

Framingham, Mass. -- Staples Inc. announced Monday that its president and COO Michael Miles has left the company, effective Feb. 2.

Miles has accepted a position with Boston-based investment firm Berkshire Partners.