By Hyonhee Shin and Ju-min Park SEOUL (Reuters) -Behind rows of barbed wire and a small army of personal security, impeached South Korean President Yoon Suk Yeol remained holed up in his sprawling hillside villa with his wife,

South Korean investigators trying to arrest suspended President Yoon Suk Yeol have less than 24 hours before their warrant expires Monday, with the embattled leader holed out in his residence surrounded by loyal security forces.