National Institutes of Health Director Dr. Francis Collins described the Food and Drug Administration’s emergency use authorization of Pfizer and BioNTech’s Covid vaccine for kids aged 12 to 15 as “a big deal” in America’s push to reopen. More than 44% of all U.S. adults are fully vaccinated, and roughly 58% have now received at least one dose of a Covid vaccine, according to the CDC. Russian cyber-criminal gang DarkSide claims responsibility for shutting down Colonial Pipeline. Chris Krebs, former director of the Cybersecurity and Infrastructure Security Agency, discusses the implications of continued cyberattacks on the U.S. AAA predicts gas prices could rise as early as this week due to the shutdown. Brian Sullivan reports how this can impact trucking costs and average Americans’ gas prices. Kentucky Derby winner Medina Spirit failed a post-race drug test. Churchill Downs has banned trainer Bob Baffert from entering horses in any events.