JOHANNESBURG - A Nigerian drug mule has been nabbed by police at OR Tambo International Airport.
In total, nine suspected drug mules have been arrested in the past two months.
More than R13-million worth of drugs has been seized in the same period.
READ: Alleged drug, kidnapping kingpin arrested at OR Tambo International
Police say the drug mule arrived from São Paulo, Brazil, on Friday for a connecting flight to Nigeria.
The suspect was handed a pair of aircraft headphones by a cleaner and police discovered cocaine in the device.
The drug mule claims he's a street vendor.
A manhunt has been launched for the cleaner who evaded arrest.