Twitter CEO Elon Musk launched a poll on the social media platform on Sunday asking whether he should step down as head of the company, adding that he would abide by the poll results. The poll is scheduled to close around 1120GMT on Monday although the billionaire did not give details on when he would step down if the poll results said he should. Replying to one Twitter user's comment on a possible change in CEO, Musk said "There is no successor". Musk told a Delaware court last month that he would reduce his time at Twitter and eventually find...