The radical progressives in the Biden administration are responsible for the greatest migrant invasion this nation has ever seen but also an emerging public health crisis, as millions of unvaccinated and undocumented illegals (some with infectious diseases) are being piled into migrant shelters nationwide like cattle. 

Daily Mail reports the US is on the verge of a "major measles outbreak," with cases in the first two months of the year nearly eclipsing those in the previous year. 

" ... as doctors warn many young physicians have never even seen a patient infected with the virus. Hundreds of people are already feared to be infected in California and Arizona after cases were confirmed in people in the states who visited local hospitals," the media outlet said.