Joseph George Sisko, 77, passed away on February 24, 2020. Joseph was born on December 21, 1942, in Great Falls, MT. He is survived by his wife, Linda; sons, Robert J. Sisko and Richard J. (Cori) Sisko; sister, Josephine Williams; grandchild, Luke Sisko, all of Great Falls; and numerous nieces and nephews. Joseph was preceded in death by his parents, Joseph and Helen Sisko; and his brother, George Sisko. At Joseph’s request, there will be no services.