The allegation that Hunter Biden has traded on his family name has been thoroughly explored in previous news stories, including a lengthy New Yorker investigation last year in which Robert Weissman, the president of the advocacy group Public Citizen, said, “It’s hard to avoid the conclusion that Hunter’s foreign employers and partners were seeking to leverage Hunter’s relationship with Joe, either by seeking improper influence or to project access to him.” Reports published while the elder Biden was still vice president raised ethical questions about the Burisma deal.