Weekend Roundup

On the CBS News "Weekend Roundup" with host Allison Keyes, a warning from the CDC about the increasing surge in daily Covid-19 cases, which are now at the highest level since February due to the Delta variant and unvaccinated people. Some companies tell employees they must be fully vaccinated by October. Despite reports of breakthrough infections among fully vaccinated people, CBS's Dr. Jon LaPook tells Allison he sees a bright side. The BBC's Jamie Coulson has a cautionary tale about the coronavirus and young people. Schools reopened in Georgia this week; as reporters Trason Bragg and Sabrina Silva tell us, there were very different reactions to the Covid-19 mask mandates.  Africa is dealing with twin catastrophes. The WHO says Covid-19 deaths have surged by 80 percent in the past month, plus there's famine in Ethiopia. CBS News Foreign Affairs Analyst Pamela Falk explains. The Olympic games are winding down. American sprinter Allyson Felix made history by becoming the most decorated athl