Lucky Prescott (Isabela Merced, Dora and the Lost City of Gold) never really knew her late mother, Milagro Navarro (Eiza Gonzalez, Fast & Furious Presents: Hobbs & Shaw), a fearless horse-riding stunt performer from Miradero, a small town on the edge of the wide-open frontier. Like her mother, Lucky isn?t exactly a fan of rules and restrictions, which has caused her Aunt Cora (Academy Award? winner Julianne Moore) no small amount of worry...