Empty chamber carry led to two accidental discharges with Glocks in one security company . The guards in both cases, when unloading, racked the slide, removed the mag and pulled the trigger . They disobeyed training instructions by carrying with an empty chamber to begin with . There are numerous war stories of similar ADs in the army from 1911 days . The Israelis have a reason for empty chamber that is peculiar to them : They often issue guns temporarily and they use an assortment of models . Empty chamber carry works the same on all of them . Cooper recommended carrying the 1911 in " Condition 1 " . Carrying both chambered and not is a recipe for confusion or an accident . We've been down this road before on this forum .