New [coronavirus] cases have multiplied over the past month and the number of people getting sick enough to require hospital attention has doubled and tripled. … Andrew Noymer, a UC Irvine [associate population health and disease prevention] professor and epidemiologist, said the increase is being fueled by the rise of the delta variant, now the dominant strain in California, as well as the reopening itself.
Southern California coronavirus cases, hospitalizations climb in month since reopening
The Press-Enterprise, July 14, 2021
July 14, 2021