Ref Marius Jonker’s son partners Lukhanyo Am in Sharks midfield: Johannesburg, Gauteng, South Africa in the news: Ref Marius Jonker’s son partners Lukhanyo Am in Sharks midfield: DURBAN – The Sharks’ new second-row recruits. Reniel Hugo and Le Roux Roets, will start as a combination in their team’s Preparation Series match against the Lions in Johannesburg on Saturday. … [Read more...] about Ref Marius Jonker’s son partners Lukhanyo Am in Sharks midfield