 arrest poachers and traffickers. The professor who heads up the project says this will make it significantly easier to intercept horns being taken over the border. He says they're just piggybacking off the technology that is already in place to prevent nuclear terrorism. Researchers also want to make clear that the dose of radiation is very low and any potential negative impact on the animal was tested extensively. Other people have their doubts. The chair of the Private Rhino Owners Association says poachers already bypassed border crossings and will just find a way around this latest attempt