Blackwater is lying

"This is, in the grand scheme of things, a trivial incident."
CounterColumn

"There is simply no way a competent security professional is going to confuse a CS grenade with a smoke grenade in broad daylight."

`Maybe they are not lying, maybe it's the assumption of competency that is at fault. Do we know that these people were in fact competent, and well trained?

Contractors have been know to subcontract to the lowest bidder before.