Multiple scandals, low approval: Who is South Korea prez Yoon Suk Yeol?

South Korean President Yoon Suk Yeol declared martial law, accusing the opposition of sympathizing with North Korea and hindering governance. He pledged to eliminate pro-North Korean forces and ensure national stability. Opposition leaders condemned the move as unconstitutional. Yoon's presidency has faced criticism, declining approval ratings, and notable controversies involving his administration and family.