Chapter 989 Restraint
Chapter 989 Restraint
Chapter 989 Restraint
"Is it an unsolved murder case? Which case?"
When Tao Lu heard the type, he immediately became interested. Even though he knew that it would cost money to solve a murder case, and it would cost even more to ask Jiang Yuan and others to do it, he was willing to spend the money, and he was very happy to do so.
For any police station, solving unsolved homicide cases is like a mission. Solving one case is like adding a piece to the puzzle of the mission.
Jiang Yuan hesitated for a moment and did not talk about the case immediately. Instead, he gave a warning: "I am not sure yet. I just had some impression when I checked the fingerprints. Although it was matched later, it was also an incomplete fingerprint and not a conclusive fingerprint. Therefore, it is still doubtful whether the case should be officially opened."
Jiang Yuan said, and then explained: "I may need about a day to confirm it. In addition, I may need to find people related to the case and interrogate the people involved. So I'll tell you in advance."
Jiang Yuan said all this in one breath, and as a result, not only Tao Lu, but also Song Tiancheng's expression began to become extremely serious.
This is Jiang Yuan. He didn't say so much when he decided whether to take on the Duanda Group case. Now look at the Duanda Group. The stock price has risen by 20%...
"Which case?" Tao Lu had already begun to build a protective wall in his heart while asking the question.
"The Jianmenyuan Murder Case." After preparing the two leaders psychologically, Jiang Yuan honestly told them the name of the case.
Detectives like to keep secrets in their hearts, but the secrets cannot be too big, otherwise they may die easily.
Tao Lu and Song Tiancheng looked at each other, and then they withdrew their gazes, unwilling to reveal their inner thoughts.
"Are you sure about this?" Tao Lu felt that his mind was in a mess today. Earlier, when Jiang Yuan mentioned Zhang Weili, he couldn't remember who he was. Now that Jiang Yuan mentioned the Jianmenyuan murder case, he remembered who it was too well, so his language organization ability was paralyzed again.
The Jianmenyuan murder case was a murder case in the late 90s. Jianmenyuan is the address, which is not unusual. The key point is that the victim of the murder was a noble.
Jiang Yuan thought for a moment and said, "I'm 90% sure I got the fingerprint right. I can go back and study it in more detail. But..."
"Even if the fingerprints match, it doesn't mean the case can be solved!" Tao Lu broke the window paper with just one sentence.
Jiang Yuan nodded: "Indeed."
Tao Lu's brows were furrowed even more tightly than before.
Song Tiancheng's expression was not good either.
How to solve a case that has been pending for more than 20 years?
In fact, after all, there is a fixed pattern in solving old cases, or in other words, there are fixed prerequisites.
The first point is to have new discoveries. There are three most common new discoveries. One is the new technological revolution, such as the development of DNA technology, which has solved many old rape cases and greatly reduced the incidence of rape.
The second type is accidental gains, which are often found by chance. The companions donated by criminals in order to make meritorious deeds belong to this category. The fingerprints found by Jiang Yuan this time also belong to this category.
The third type is the investigation of family members or related persons. The Nanjing Medical University rape and murder case that was circulated on the Internet was found by former classmates after multiple comparisons. In addition, the progress of the Tsinghua Zhu Ling case also depends on the efforts of the victim's university classmates.
But among these three prerequisites, the one with the greatest risk is accidental income.
Because the evidence obtained occasionally is often not conclusive, most of the time, the police only get clues and need to find ways to find evidence.
Especially for cases like this one that have been unsolved for 20 or 30 years, with no evidence and relying solely on someone's words, the risk to the suspect is too great and will be a huge threat to the entire society.
If you can convict someone just by opening your mouth, then everyone would have an enemy whom they hate all their life, and everyone would have waited for a chance to die.
It is common for unsolved murder cases to be reopened as soon as clues are found.
But the risk of homicide in Jianmenyuan is extremely high.
Tao Lu couldn't help but say: "Jiang Yuan, if this is the case, I don't recommend restarting the project. At least, we can't just restart it like this."
Jiang Yuan was not surprised, he just looked up at Song Tiancheng.
Song Tiancheng's expression did not change, as if he hadn't heard it.
Tao Lu emphasized: "I know you are confident, but this is not just about solving the case. I will tell you a story and you will understand. You may not believe that there was no key suspect in the Jianmenyuan murder case from beginning to end, and the criminal investigation team did not catch a single suspected suspect."
Jiang Yuan couldn't help but sit up straighter.
Honestly speaking, it is possible that a case like this could go unsolved, but it is extremely abnormal that there is not even a key suspect.
Especially when there has been no breakthrough in the case for a long time, it is more likely that a large number of people will be arrested and interrogated together to obtain clues.
Jiang Yuan has used similar plans many times. He arrested some related criminals and obtained clues through the connections between the prisoners. Moreover, every time he used this plan, he used it on a large scale.
"Is there no investigation into the Jianmenyuan murder case?" Jiang Yuan was quite surprised.
"We did a small-scale investigation, but not a large-scale one, and we didn't have enough clues at the time." Tao Lu said solemnly, "There were a lot of homicides back then. The victims'... families asked not to disturb the public, and we can't just conduct a city-wide search for this reason."
Jiang Yuan: "The key lies in what the police think. If the police need to conduct a large-scale investigation, can't they do it?"
"Of course it can be done." Tao Lu said softly: "At that time, there was indeed no basis for a large-scale investigation, but for a case of this level, obtaining clues through investigation is also a strategy. But at that time, this strategy was rejected."
"What was the opinion of the task force at the time?"
"I don't know the specifics, but given the conditions at the time, a large-scale investigation would not be of much help. But no matter what, the task force didn't exhaust all methods after all!"
Seeing that they had talked to this point, Song Tiancheng continued, "I agree with Tao Zhi's point of view. At that time, the victim's family was very restrained. Of course, the police also investigated as much as possible and invested a lot of resources. However, we need to protect the emotions of the victim's family. We cannot rashly restart the project. That will hurt the victim's family a second time and will not be conducive to our work."
"I understand." Jiang Yuan really understood. If a case like this was solved and nothing was done, that would be understandable. If it was not solved and not all means were exhausted, it could only be said that the victim's family was very restrained.
In this situation, if the police easily launch a special case and fail to solve the case or the investigation takes a long time, it will definitely be an unforgettable experience for the victim's family.
Considering the identity of the victim, the probability that he will just laugh it off after you hurt him is not high.
"Then let's do a round of preliminary investigation first?" Jiang Yuan himself was also preparing for a small-scale launch, and now it was just a matter of procedure.
Tao Lu nodded immediately and said, "We can start with the interrogation. If you have found the fingerprint of a suspect, bring him out separately first. You can use the people on my side as you like."
"Just add them to my backlog team." Jiang Yuan said bluntly, "There has to be a name. The people I lead are not familiar with the capital, so it's more convenient to have a local criminal policeman to lead them."
Tao Lu looked at Jiang Yuan deeply and said, "It's okay for you to replenish the supplies, but you can't take the people away."
"No, there are people who don't stay in the government office and go to the countryside."
"Of course I don't want to go to the countryside, but Ningtai is different." Tao Lu said without hesitation, "You can add whoever you like. I will slowly try Duan Da's case. We will each take responsibility for one part!"
(End of this chapter)
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