Democratic Sen. Elizabeth Warren’s new book “Persist” will hit stores in April, her publisher announced on Wednesday. “I wrote ‘Persist’ because I remain as committed as ever to fighting for an America that works for everyone,” Warren in a statement. “I’ve written a dozen books, but this one is especially personal: I bring the pieces of who I am to the fight for real change, and I passionately believe that we are in a moment when extraordinary changes are possible.” The book, due to be released on April 20, will touch on the Massachusetts Democrat’s 2020 presidential run but will...