The timing of the accelerated rise of Covid cases correlates with the systematic seeding of Covid cases around the country by the federal government. I have no way to know how much of the current rise in cases was influenced by the deliberate distribution of Covid-positive illegals around the country, but we can say with confidence, if this report is true, that the rise in cases contributed by the Biden administration's dereliction is not zero.

DHS dropped 40,000 COVID-19-positive migrants in US cities: Ex-border chief
The nation’s former border chief reported today that the Biden administration has placed some 40,000 illegal immigrants infected with the coronavirus into American cities.