South Africa’s armed force bought illegal Cuban drug believing COVID-19 to be ‘biological warfare’ The South African Parliamentary Portfolio Committee on Defence heard this during a presentation by Major-General Mzikayise Tyhalisi of the SANDF. Share Via Email | A+A A- By PTI JOHANNESBURG: The South African National Defence Force (SANDF) had authorised the purchase of over USD 17-million worth of a Cuban drug after believing that the country was involved in a biological war sparked by the COVID-19 pandemic, according to an official. The South African Parliamentary Portfolio Committee on Defence heard this during a presentation by Major-General Mzikayise Tyhalisi of the SANDF.