17 February 1992
Three South African Police members are killed and three wounded when their vehicle is attacked using AK-47 rifles and 9 mm pistols. These are actions taken by the Azanian People's Liberation Army, a military wing of the of the Azanian People's Organisation (AZAPO). You can also read more about the violence that swept through the country in the early 90s, and read the Goldstone Commission's report here.
References

Associated Press, (1993), Articles about Police Murders in South Africa, from Los Angelis Times, 06 May, [online], Available at articles.latimes.com [Accessed: 22 January 2014]|Wren, C.S, (1992), Series of Attacks on Policemen worries Pretoria, from The New York Times, 05 January, [online], Available at www.nytimes.com [Accessed: 22 January 2014]