An adviser to Mr. Trump did not respond to a message seeking comment. Three people close to Mr. Trump said that the former president’s team had no specific knowledge about when an indictment might come or when an arrest could be anticipated. Early Saturday morning, there was little evidence yet that Mr. Trump’s new demand for protests had been embraced by extremist groups. Some of Mr. Trump’s supporters responded of their own accord with violence after F.B.I. The post Trump Says His Arrest Is Imminent, and, Echoing Jan. 6, Calls for Protests appeared first on New York Times.