Or someone could have used bottled water from the NE. That’s smarter.
Domestic......the word that lead a lot astray.
The natural origin of this particular pathogen is Texas. It was taken from an American heifer, a Beefmaster, an American breed by an American vet and sent to College Station for diagnosis. From there it went to Iowa State, and from there to USAMRIID and on and on.
The strain did not come from any other country than ours. But as Ari Fliescher said, who sent it was another question.