A race that could determine control of the Senate, and the direction of the country for at least the next four years, was always going to be fiercely fought. But even in the cut-and-thrust of Trump-era politics, few could have predicted just how bitter the campaign for Pennsylvania’s seat would become.
With one month to go until election day, the race between Democrat John Fetterman and his Republican opponent Mehmet Oz has the dubious honour of becoming the nastiest in the country, and there is little sign that either side is slowing down.
