Hours after Winston Blackmore was convicted of polygamy, some of his daughters changed their Facebook profile pictures. The new pictures showed the women posing with their father. The accompanying posts let the Canadian government and detractors of Blackmore and polygamy know there is still support for both. âEvery blessing in this picture was possible because of plural marriage and the good Lord,â Dollie Blackmore Roundy wrote in a caption for her new Facebook profile picture.