South Africa's Department of Agriculture is "extremely worried" following the discovery of a foot-and-mouth disease (FMD) case at a Gauteng feedlot facility owned by Karan Beef, the country's largest beef producer. The detection has raised serious concerns about the potential spread of the disease, with the government warning that other producers, particularly those with less stringent biosecurity measures, could also be at risk. Channel Africa business reporter Innocent Semosa has more.