Just when you thought R. Hunter Biden’s retirement as a lobbyist had removed the possibility his business dealings might embarrass his father, comes a report that he and his uncle had business ties with Texas financier R. Allen Stanford.

R. Hunter Biden’s work as a lobbyist and hedge fund principal has created some awkward moments for Joe Biden, just as the Democratic vice-presidential nominee is emphasizing his working-class origins and how he has tackled moneyed interests on behalf of ordinary Americans.