검찰의 2013년 수사가 부실했다는 정황은 김 전 차관과 긴밀한 관계였던 사업가 최모씨에 대한 수사가 당시 이뤄지지 않았던 점을 통해 드러난다.
Circumstances that the prosecution's investigation in 2013 was poor are revealed through the fact that the investigation into a businessman Choi, who had close ties with former vice minister Kim, was not conducted at the time.