By Vidhi Choudhary Walmart has found a new way to keep its supply chains running smoothly. Shortages in the U.S. have become synonymous with supply chain issues since the start of the pandemic. But the most troubling piece of this puzzle, and one that often gets overlooked, is an acute labor shortage in the world’s biggest economy. There are nearly 11.3 million unfilled positions in the U.S. labor market as of the end of January 2022. And with The Great Resignation movement still in full swing, the challenge of filling those jobs still remains. In 2021, retailers struggled not only with keepin…