Kim Yong-hyun, a former defence minister and close confidant to South Korean President Yoon Suk Yeol, became the first official to be arrested late on Tuesday over Yoon's martial law declaration. Here is what we know about Kim and his role in the martial law attempt.

Former South Korean Defense Minister Kim Yong-hyun, a close confidant of President Yoon Suk Yeol, was arrested for his alleged role in a martial law a

Former South Korean Defense Minister Kim Yong-hyun has attempted to end his own life while in custody, the head of the country’s correctional service said Wednesday, as a political crisis from the President’s brief declaration of martial law continues to spiral.