The evil devil always has different minds to ruin our lives.
CNBC (https://www.cnbc.com/2021/01/2....2/cdc-changes-covid-
CDC quietly changes Covid vaccine guidance to OK mixing Pfizer and Moderna shots in 'exceptional situations'
The CDC says the two products are not interchangeable, but it added in updated guidance posted Thursday that it's OK to mix the shots in rare circumstances.
