NRPLUS MEMBER ARTICLE T here are undoubtedly few things Chief Justice John Roberts would less enjoy doing right now than taking a position on the second impeachment of Donald Trump. Roberts does not, in fact, need to decide whether the impeachment trial in the Senate can go forward, or whether the Senate can bar Trump from becoming president again. But he does need to decide whether he will preside over the trial. In order to make that decision, he must decide at least some of the contested constitutional questions. He owes it to the American people, the Senate, and our constitutional system to put …