Supposedly nearly every spread of a new disease was due to immigration. Others were merchant travel such as Arabs and Chinese going through countries in early times.
None of the border crossers has a physical exam, presentation of a medical record and questioning. Just head for the hotels in other states.
Can’t Newsom just order a total mandatory lockdown now? And masks?
Go back to the purpose of Ellis Island....to have a physical check of each person entering.
All of this will end up costing billions to re-check the migrants...a year or two after they enter the US. I’ll bet by the end of 2025....well over 500,000 Americans now having TB and on a treatment program.