On election-results day, Saint John Mayor Don Darling reflects on 5-year-term Saint John Mayor Don Darling will find out later Tuesday who will replace him in city hall's top job as a challenging single term comes nears an end. Social Sharing Darling says he did not run for a 2nd term as mayor because the role took a toll on his family Posted: May 25, 2021 1:16 PM AT | Last Updated: May 25 Saint John Mayor Don Darling has been reflecting on five years in office. He didn't seek a second term.(Roger Cosman/CBC)