Mary Radnofsky, diagnosed with a rare form of leukoencephalopathy and in the early stages of dementia, tries to recall a recent phone conversation in her home on Friday, Jan. 18, 2019, in Alexandria, Va. Faced with an aging American workforce, U.S. companies are increasingly navigating delicate conversations with employees suffering from cognitive declines or dementia diagnoses, experts say. (AP Photo/Kevin Wolf)