Workers and their trade unions in South Africa and all over the world will be celebrating Mayday or Workers' Day this today. This morning we will be in conversation with the Congress of South African Trade Unions (Cosatu) to discuss the plight of workers. From issues around better working conditions for workers, demands for the end of labour brokering and issues of the insourcing of workers and other challenges faced by workers and their unions… GUEST: Bheki Ntshalintshali, General Secretary for the Congress of South African Trade Unions (COSATU)