Once-beaten Alfredo Angulo participated in a media workout on Monday at Gleason’s Gym in Brooklyn, N.Y., answering questions from New York-area media. Angulo (16-1, 13 KOs, of Mexicali, Mexico), world-rated No. 4 by the WBO and No. 5 by the WBC and WBA, takes on the tough, unbeaten Harry Joe Yorgey (22-0-1, 10 KOs, of…