C1668
However, Liu Zhendong was stunned. He didn't know what to say.
"What is it? Can't say? Should I keep it a secret? " Ding Changsheng frowned and asked.
"Chang Sheng, it's not that we can't say it, but there really isn't any progress. Right now, the only material we have is the on-site investigation report, but that's all about guns and suspects. There is no reliable evidence to prove who did it