Physical distancing better at stemming COVID-19 than US/Mexico border closure -- study

Study: Physical distancing better at stemming COVID-19 than US/Mexico border closure As public health mandates eased, people started to travel farther, and COVID-19 spread from distant locations rose. CIDRAP

A genomic analysis of SARS-CoV-2 in San Diego and Mexico reveals that physical distancing was more effective than international border closures in containing the virus.

...