Amazon.com Inc. is holding off on plans to ban cell phones from the company’s warehouses after six workers died when a facility in Edwardsville, Illinois collapsed after being struck by a tornado on Dec. 10. What Happened The e-commerce giant had previously planned to prohibit employees from bringing mobile phones into Amazon warehouses, then on Friday workers received a message that cell phones would be allowed “until further notice,” which the company confirmed Saturday. Prior to the pandemic, Amazon employees were not allowed to have their phones on warehouse floors. Rules required phones to be left in employees’ vehicles or in lockers near break rooms. Amazon relaxed the policy during the pandemic, but announced earlier this year that the ban would resume in January 2022. The restrictions were originally instituted over concerns that smartphones were a safety risk, especially in industrial operations, due to the potential of workers becoming distracted. Some businesses also believe phones with cameras can …