Elon Musk has spoken out about his painful estrangement from his transgender daughter, calling her a 'communist' and blaming her politics on the expensive private high school she attended. Musk's now 19-year-old child last year legally changed her gender to female and her name to Vivian Jenna Wilson, saying in court filings that she 'no longer wishes to be related' to the billionaire Tesla CEO 'in any way.' In an excerpt from his upcoming biography of Musk published on Thursday by the Wall Street Journal, author Walter Isaacson wrote that Musk's rift with Vivian 'pained him more than anything in...