Stefon Diggs was 14 when his father, Aron Diggs, passed away. It was his mother, Stephanie, who worked multiple jobs to feed five kids. Stefon, the eldest, had called his mother “Superwoman” once, directly attributing his success on the field to her. Now that Stefon and his brother, Trevon Diggs, are free agents, the “Superwoman” is once again helping them by pitching an NFL ownership on Instagram to pick both her sons. “Let bring them home. Com…