Both Gert Bo Jacobsen and Greg Haugen were professionals at what sport?
Greg Haugen Greg Lee Haugen (born August 31, 1960) is a retired American boxer. Haugen was champion at both the Lightweight and Light-welterweight classes.
Royal Belgian Athletics League The Royal Belgian Athletics League (Dutch: Koninklijke Belgische Atletiekbond, French: "Ligue Royale Belge d'Athlétisme") is the governing body for the sport of athletics in Belgium.