Fans attending baseball, football and outdoor music events in Los Angeles County will be required to wear a mask starting on Aug. 20 regardless of their vaccination status, according to an order on Aug. 17 from the health department.

The Olympics host city Tokyo, as well as Thailand and Malaysia, announced record Covid-19 infections on July 31, mostly driven by the highly transmissible Delta variant of the disease.

Isolation and the absence of family and friends have taken a toll on athletes’ mental health at the Tokyo Olympics, with some struggling to cope with the challenges posed by the pandemic while carrying their country’s hopes on the global sports stage.

Tokyo’s 2,848 COVID-19 infections on July 27 were the Olympic host city’s highest since the pandemic began, officials said, as media reported that authorities had asked hospitals to prepare more beds for patients as the Delta variant drives the surge.

Tokyo Olympics organizers on July 18 reported the first Covid-19 cases among competitors residing in the athletes’ village, as its population swells ahead of the start of the pandemic-hit Games.

Tokyo reported the highest number of new Covid-19 cases in almost six months on July 14, with the Olympics due to open in the capital in just nine days.

The Olympics will take place without spectators in host city Tokyo, organizers said on July 8, as a resurgent coronavirus forced Japan to declare a state of emergency in the capital that will run throughout the Games.

Tokyo reported 716 new Covid-19 infections on July 3, the country’s highest in more than five weeks, as the nation considers extending pandemic restrictions in the capital just weeks before it is to host the Olympics.

The highly contagious Delta variant of the coronavirus is surging through Asia, with record numbers of infections in Australia and South Korea, prompting some countries to tighten curbs and others to hasten vaccination.

The Euro 2020 soccer tournament was blamed for a surge in coronavirus cases as fans have flocked to stadiums, bars and spectator zones across Europe to watch the action while the pandemic still raged.