India begins its Davis Cup Final 8 bid against South Korea on Friday. Dhakshineswar Suresh opens singles play against Soonwoo Kwon on a slow court. Sumit Nagal faces Hyeon Chung in the second singles match. India's doubles pair N Sriram Balaji and Niki Poonacha will contest the doubles rubber. Both teams aim for a historic breakthrough in this high-stakes qualifier.