Deaf Mosaic 405. Black Horse Troop, a Chicago-based equestrian team in which a deaf man plays a pivotal role; Doug Tong, a young man from Hawaii who achieved a dream to soar like the birds; European Handball, a new sport now coming to America; preview of the 1989 World Games for the Deaf; John Kitto is profiled by "Deaf Portrait." [August, 1988]