Probably no HAZMAT suits at the border post.
Ok, detain the entire car until and Nuke/Bio/Chem team can arrive. No way should that stuff been allowed to just drive off.
From the article update: "It was the right decision as it would have been very expensive to keep it in Georgia and special conditions are needed."
I get the feeling it's going to be much more expensive dealing with it down the road rather than the state it was currently in.