BENTONVILLE, Arkansas, Oct. 11 -- Walmart issued the following news: * * * Low Turnover, High Impact: Clara Figueroa's Formula for Excellence In Guatemala, a store manager committed to our values is building a store where loyalty runs deep. By Lucia Alvarado, Walmart Corporate Affairs In most contexts, low numbers can go unnoticed. But at Despensa Familiar Store 0926 in San Luis Peten, Guatemala, low turnover speaks volumes. The store has achieved something to celebrate: over the past two  more PR