We're watching this one:
http://www.nola.com/crime/index.ssf/2015/05/georgia_sheriff_charged_in_pol.html

According to the Sheriff of Clayton County who is now under investigation, he shot a real estate agent at a model home while doing “Police Training” at that location. This one has our radar activated. We will be watching to find out exactly what sort of “training” in a residential neighborhood might result in the inadvertent shooting of a real estate agent. More to follow.