James O’Keefe story getting seriously weird

One of them was arrested in a car a few blocks away with a listening device capable of picking up transmissions, said a federal law enforcement official.

Regardless of their apparent ineptitude, this seems less an ACORN-like gambit and more like a serious attempt at espionage, and on a US senator no less. I want to know who hired them and why. Because I seriously doubt this was just four doofuses acting on their own.