Sanaullah claims PTI protest movement will be "a failed attempt".PM's aide says PTI’s leadership doesn't believe in political dialogue.Politician says PM Shehbaz's offer to hold talks still valid.  FAISALABAD: Special Assistant to the Prime Minister on Public and Political Affairs Rana Sanaullah on Saturday said that the movement announced by Pakistan Tehreek-e-Insaf (PTI) won't be fruitful, as the party is in...