Mutated viral variant found in US for first time in SFO traveler - SFGATE

Mutated viral variant found in US for first time in SFO traveler  SFGATENew COVID variant spreads across US as CDC raises concerns: 'Viral evolution'  Fox NewsA new COVID variant is showing up in California — here’s what to know  San Francisco ChronicleNew Covid variant has been identified and is already spreading in 25 states  The IndependentNew COVID variant with immune escape potential confirmed in US, 22 other countries  CIDRAP