A leading US ethics expert said the former New Jersey governor Chris Christie, who this week launched a presidential campaign aimed at taking down Donald Trump, owes the American public an explanation of why and how he secured a pardon for a powerful New Jersey Republican, issued on Trump’s last day in the White House.
“We just don’t know the answer to that,” Noah Bookbinder, president of Citizens for Responsibility and Ethics in Washington (Crew), said. “And I think we should.”
