
Spread of the Delta variant may make it even harder to reach herd immunity, expert says
CNN
With so many areas in the United States with low vaccination rates, the spread of the Delta variant of the coronavirus will make it that much harder for the country to reach herd immunity, a top expert says.
"We don't exactly know what the herd immunity percentage would be for Covid-19. It would be different for the Delta variant, and higher, because it is more transmissible," Dr. Rachel Levine told CNN's Ana Cabrera on Friday.
Two top House lawmakers emerged divided along party lines after a private briefing with the military official who oversaw September’s attack on an alleged drug vessel that included a so-called double-tap strike that killed surviving crew members, with a top Democrat calling video of the incident that was shared as part of the briefing “one of the most troubling things” he has seen as a lawmaker.

Authorities in Colombia are dealing with increasingly sophisticated criminals, who use advanced tech to produce and conceal the drugs they hope to export around the world. But police and the military are fighting back, using AI to flag suspicious passengers, cargo and mail - alongside more conventional air and sea patrols. CNN’s Isa Soares gets an inside look at Bogotá’s war on drugs.

As lawmakers demand answers over reports that the US military carried out a follow-up strike that killed survivors during an attacked on an alleged drug boat in the Caribbean, a career Navy SEAL who has spent most of his 30 years of military experience in special operations will be responsible for providing them.










