KP.2 is now the dominant COVID variant. Experts say US may see a summer increase in cases ABC NewsWhat to Know About New Covid Variants, ‘FLiRT’: Symptoms, Vaccines and More The New York TimesWhat to know about covid variant ‘FLiRT’ symptoms, spread and vaccines The Washington PostCOVID in Los Angeles: What to know about new FLiRT variants and possible summer surge KABC-TV