Half a million high school students in South Korea have sat for tough college entrance exams in the shadow of COVID-19. The nine-hour test is crucial for securing a spot at university. Subscribe to our channel here: https://cna.asia/youtubesub Subscribe to our news service on Telegram: https://cna.asia/telegram Follow us: CNA: https://cna.asia CNA Lifestyle: http://www.cnalifestyle.com Facebook: / channelnewsasia Instagram: / channelnewsasia Twitter: / channelnewsasia