S.Korea to expand rollout of second COVID booster shot to people over 60

South Korea's health ministry said on Wednesday it will administer a second COVID-19 vaccine booster shot for people over 60 as the country continues to battle the highly contagious Omicron variant. 'The government plans to expand the fourth round of vaccination to those aged 60 and older,' Health Minister Kwon Deok-cheol told a meeting, adding the infection rate in the age group has continued to rise to stand above 20%.