An internal auditor describes what his company has done to successfully close a quarter when some physical tasks can’t be done. Part of Sarbanes-Oxley, the internal controls act released in 2002, requires a corporate’s chief executive and financial officers to certify financial and other information contained in the issuer’s quarterly and annual reports. But what happens in a crisis? What if some of that info requires someone in place to record inventory or in-person meetings when employee movement is heavily…