There is additional coverage of comments by Paul M. Collins Jr., political science and director of legal studies, in an AP article previewing how Chief Justice John Roberts might preside over President Donald Trump’s impeachment trial. Collins says any controversial ruling in support of either party will threaten the view that the court should be above politics and Roberts is unlikely to put himself in a position that invites reversal. (AP, 12/23/19, picked up widely, including by PBS NewsHour,  MetroWest Daily News, MassLive, OregonLive)