The issue took centre stage on Tuesday when Hawks Warrant Officer Karl Sander broke down during testimony after learning that a disputed polygraph test, which had cast suspicion over him for years, had been declared invalid.

Warrant Officer Karl Sander, implicated in the theft of 541kg of cocaine, testifies at the Madlanga Commission of Inquiry, asserting his innocence and questioning the integrity of…

Warrant Officer Karl Sander, implicated in the theft of 541kg of cocaine, testifies at the Madlanga Commission of Inquiry, asserting his innocence and questioning the integrity of…