Paris — Thousands of athletes and spectators from around the world have descended on Paris for the looming 2024 Summer Olympics . They've brought with them the potential for a COVID-19 outbreak to spread within the tightly confined Games atmosphere. Officials expect Paris to receive as many as 15 million visitors, including 2 million tourists from abroad, during the Games.

Dr. Céline Gounder, CBS News medical contributor and editor-at-large for public health at KFF Health News, said Wednesday on "CBS Mornings" that a current spike in cases across the U.S.

is likely due to the coronavirus continuing to mutate, and to vaccinations only preventing infection reliably for several months, though they continue to protect from severe illness for much longer, "which is why people are not getting sick the way they were early in the pandemic." Snoop Dogg to carry Olympic flame on part of final journey in Paris That underlying vaccination success may be helping to allay fears in Paris, where, despite a growing spate of early Olympic COVID-19 cases, disruptive infections at the recent Tour de France, the surge in infections in the U.S.

and elsewhere and most antiviral international travel measures being long since lifted, Games organizers don't appear too worried. COVID at the Tour de France France experienced a new wave of coronavirus cases in the general population in June, and the virus has hit some major sporting events more recently — including the Tour de France, which took pl.