Prime Minister Boris Johnson has made a surprise visit to Kent today, but it was not without its complications. <br /><br />Johnson pulled out of a trip to Rochester, citing security reasons for his late cancellation. <br /><br />Around 1,000 supporters and protesters had gathered in the town, anticipating his arrival. <br /><br />Earlier in the day, the PM made a speech and fielded questions at the Detling Showground.