 Westfield Southlake underwent a significant expansion in 2006, which added Dick's Sporting Goods and a Borders bookstore, as well as several structures in the mall's outlot areas, including a 12-screen AMC theater, a Fifth Third Bank branch, Chipotle Mexican Grill, Potbelly Sandwich Works, Red Robin, and Buffalo Wild Wings.In July 2011, Borders Group announced it would be closing all of its stores by the end of September due to Chapter 7 Bankruptcy liquidation, including the Southlake Mall location.After Borders was closed, it became Books-A-Million.