https://www.gannett-cdn.com/presto/2018/10/02/USAT/3c84e714-a406-4a51-a7b4-806b5e2fe094-GTY_1041804578.JPG usatoday.com trump unpopular worldwide, views of u.s. at historic lows, poll shows 2018-10-02 President Donald Trump walks on South Lawn 2018 Washington, DC. ..…