The Des Moines (IA) Register <https://vvww.desmoinesregister.com/story/news/politics/2020/11/30/chuck-grassley-returns-his-senate-office- following-covid-19-diagnosis/6464876002/> (11/30, Miller, 404K) also reports the Senate president pro tempore "said he was glad to return to the office after working remotely from home duri