The South Korean government is considering raising its social distancing restrictions to the highest level as coronavirus cases spread beyond the Seoul Metropolitan area and Busan.The government is currently studying the need to apply level three restrictions, Jung Eun-kyeong, head of Korea Centres for Disease Control and Prevention, said on Sunday at a briefing.“We don’t see the current state as the peak … we believe that infections could further increase,” Jung said. “Cases are rising in 17…