LOL, if each eggplant weighed two pounds that would be over 5000 individual eggplants. What are they gonna do, stick a needle in each one?
You know what we say around here about bringing in huge amounts of military age muslims without figuring out a way to check them out...even if only 9% of them want to do us harm...it is like a jar of jellybeans to give to your kids, and only 9% of the individual jellybeans have cyanide in them!
That ignores the normal QC procedures that all food industry businesses have to go through. You take random samples. You can’t check every one of anything. But a random sample will usually uncover any problems.