Jang Yoon-gi, who is suspected of murdering a high school girl in Gwangju, Jeollanam-do, was transferred from the police to the prosecution in May. Yonhap News It was discovered on the 8th that the father-in-law of Jang Yoon-gi, a high school girl murderer in Gwangju, Jeollanam-do, was asked by the head of the police investigation team to confirm the location of Jang Yoon-gi's cell phone. The prosecution is tracking whether the cell phone, a key piece of evidence, was destroyed due to the leak of investigative information by the police in collusion with Inspector Jang. Dedicated investigation by the Gwangju District Prosecutors' Office...