Uncovered today, we find that back in 1998, The Koch Brothers' Tru-Tec Division of Koch Engineering Company, Inc. were caught red handed attempting to irresponsibly mail Cesium-137. The crime occurred on August 28th, 1998, when a package was mailed from Koch's Tru-Tec in Newark, Delaware. The package contained three sources of Cesium-137 – which is a gamma radiation emitter – containing 1, 18 and 100 millicuries. Destined for pickup by Koch Engineering personnel at a Fed-Ex