The managing director of Twitter Inc.’s Canada division has stepped down, a Twitter Canada spokesman confirmed in an email. Rory Capern, who has been with Twitter Canada since January 2016, said on Twitter Wednesday that he was “grateful for the chance to lead” the division and that he is “looking forward to what’s next.” The spokesman could not confirm when exactly Capern left the company. In the meantime, he will be replaced on an interim basis by Twitter Canada’s head of agency development Leanne...