WASHINGTON —  President Trump has been assured about the fate of his immortal soul, according to a letter he posted on Sunday on Truth Social on Palm Sunday. Franklin Graham, the son of a late legendary televangelist, assured the commander in chief in a private letter that his “soul is secure,” and he is “bound for heaven” if he accepts Jesus Christ as God, in the note sent last year. Graham, a key evangelical ally of Trump , wrote to him last year after the president jokingly questioned