Doudou NGumbu

Crowd-pleasing Windy City fan favorite Andrzej “Chicago’s Polish Prince” Fonfara (25-3, 1 NC, 15 KOs), who’s been training in Big Bear, Calif., participated in an open media workout Tuesday in preparation for his “Homecoming” fight against Congo’s Doudou Ngumbu (33-5, 12 KOs) in the main event of a Showtime Boxing: Special Edition on Saturday, Nov….