Mandy Wiener | Mass killings: Where's the police intelligence to thwart attacks?

The South African Police Service should be thwarting shootings across the country before they happen, working on tip-offs, leads and solid intelligence. But as Mandy Wiener writes, years of erosion and political infighting have debilitated the SAPS Crime Intelligence capacity. 

Have you heard of the Baader-Meinhof phenomenon? 

It's a frequency bias. After noticing something for the first time, there is a tendency to notice it more often, leading you to believe that it has an increased frequency of occurring.