Strapped for original movies, Disney+ has picked up Ashley Avis' contemporary adaptation of Anna Sewell’s classic 19th century novel Black Beauty, which will premiere on the streaming service later this year. Oscar winner Kate Winslet voices the titular horse, a wild mustang born free in the American west. When Black Beauty is captured and taken away from her family, her story intertwines with that of 17-year old Jo Green, similarly grieving over the loss of her parents. The two slowly develop a bond that is built on love, respect and mutual healing. Mackenzie Foy (Interstellar) stars as Jo …