<prompt> Translate the following text to EnglishWakati mmoja jewel taji la ununuzi wa Las Vegas, kituo cha ununuzi sasa kinakaa katika eneo la kati na la zamani la bonde, sandwiched kati ya familia za tabaka la kati na watu wa muda mrefu wa tabaka la juu.  <response>: At one point the crown jewel of Las Vegas shopping, the mall now resides in a central and older region of the valley, sandwiched between middle-class families and upper-crust long-timers. 