Singapore is looking into an unusual surge" of 5,324 new infections of COVID-19, the city-state's health ministry said, its highest such figure since the beginning of the pandemic, as beds in intensive care units fill up. Ten new deaths on Wednesday carried the toll to 349, after 3,277 infections the previous day, while the ICU utilisation rate is nearing 80%, despite a population that is 84% fully vaccinated, with 14% receiving booster doses. While nearly 98.7% of the past month's 90,203 cases had no symptoms, or only mild ones, about 0.2% of those had died, and 0.1% each were being monitored closely in intensive care units (ICU) or were critically ill and intubated there.