Chapter 1424 On-site Investigation Report
Chapter 1424 On-site Investigation Report
“李队,现场勘查已全部完成,严格按照‘由远及近、先静态后动态、先整体后局部、先地面后水域’的原则开展工作,共提取各类痕迹物证42件。”小杨打开勘查记录册,逐一汇报,“三级区域提取42码休闲皮鞋足迹1枚、黑色纤维碎片1份、油漆样本1份;二级区域提取43码运动鞋足迹1枚、尼龙绳1段、烟蒂1枚、白色纤维样本1份、微量物质样本1份;一级区域提取指纹2枚、纤维样本3份、菜刀1把、塑料袋2块、淤泥样本3份、水草样本1份、金属碎片1份。”
"What are the key clues we have so far?" Li Ming asked gravely. Xiao Sun added, "First, two fingerprints, one from the suitcase and the other from the handle of the cleaver. Both are clear and comparable, and were left by different people, suggesting one was left by the suspect. Second, two footprints, one from a casual leather shoe and the other from a sneaker, indicating at least two different people were in the vicinity. The person wearing the sneakers left obvious drag marks on the waterfront platform, making them the prime suspect. Third, the cleaver and the plastic bag. The cleaver has cutting marks and bloodstains on its blade, and the plastic bag is made of the same material as the one used to wrap the remains, preliminarily identified as the murder weapon. Fourth, multiple fiber samples. Fibers from different areas show cross-matching, indicating that the fibers were transferred during the suspect's handling of the suitcase and disposal of the body. Fifth, a cigarette butt, relatively fresh and located near the disposal site, is most likely left by the suspect."
"What are the difficulties?" Li Ming pressed. Xiao Yang replied, "First, the victim's identity has not yet been confirmed. The body was dismembered, and no identification items were found. There were few remaining fragments of clothing, making it impossible to identify the victim through clothing, which greatly hinders the investigation. Second, although fingerprints, footprints, and murder weapons were collected from the scene, it is currently impossible to determine the direct connection between these traces and the suspect. Further testing and comparison by the technical department is needed. Third, Nanhu Square is a public place with a large flow of people. The footprints, fibers, and other traces collected at the scene may have come from unrelated individuals, increasing the difficulty of screening. Fourth, the incident was initially determined to have occurred in the early morning. There are few surveillance cameras around the scene, and the fog in the early morning may affect the quality of the surveillance footage, making it difficult to clearly capture the suspect's movements. Fifth, the lake environment is complex, and the water flow may cause some traces and evidence to shift or be lost, making subsequent retrieval work more difficult."
Xiao Sun added, "Judging from the traces at the scene, the suspect had a certain level of counter-surveillance awareness, choosing to dispose of the body in the early morning when it was foggy, and the location was a body of water in a public place, attempting to use the water flow and the movement of people to destroy the traces. However, the suspect left behind crucial traces such as fingerprints, footprints, and murder tools during the disposal process, providing important directions for solving the case. In addition, the dismemberment method was quite professional, with clean cuts, suggesting that the suspect may have relevant cutting experience or have similar criminal experience."
After listening to the report, Li Ming immediately gave an excellent suggestion: "First, the technical department should immediately conduct a comprehensive examination of the extracted trace evidence, focusing on comparing fingerprint characteristics, footprint patterns, fiber composition, blood DNA, cigarette butt DNA, and DNA from the kitchen knife, etc., in order to determine key information about the suspect; Second, arrange for the investigation team to transport the human remains to the forensic identification center, where forensic experts will examine the remains to determine the deceased's gender, age, time of death, cause of death, and dismemberment tools, etc.; Third, expand the scope of the investigation, focusing on questioning the complainant Zhou Guiying, the management personnel of Nanhu Square, and residents who exercise in the morning." The following measures will be taken: First, businesses along Hubin Road will be contacted to inquire whether any suspicious individuals or vehicles were seen in or around Nanhu Square before or after the incident, and whether any unusual noises were heard. Second, all surveillance footage from Nanhu Square and the Hubin Road area will be retrieved, with a focus on the footage from midnight to 7:0 AM, to search for traces of suspects and suspicious vehicles. Third, a comprehensive search of the central lake area of Nanhu will continue to be conducted to look for any remaining body parts, murder tools, or other items. Fourth, information on recent missing persons will be reviewed, and the deceased's characteristics will be compared and investigated to determine their identity as soon as possible.
Subsequently, the investigators carefully transported the human remains, murder tools, and other items from the suitcase to the forensic identification center, awaiting further examination by forensic experts. The scene remained cordoned off, and technical staff were conducting a final check to ensure no trace or physical evidence was overlooked. Li Ming stood on the waterfront platform of Nanhu Square, gazing at the calm lake, his eyes resolute. Although the investigation faced numerous difficulties, he firmly believed that by focusing on the crime scene and relying on physical evidence, they would find a breakthrough amidst the complex evidence and bring the suspect to justice.
The afternoon sun shone through the clouds, casting shimmering light on the surface of South Lake. The investigation team had already begun their door-to-door search, questioning shopkeepers and residents exercising around the square, patiently recording every possible clue. Technical staff returned to their unit with the collected evidence and immediately began intensive examination. The water rescue team continued their meticulous search of the lake, leaving no stone unturned. Although exhausted, Xiao Yang and Xiao Sun were still organizing the investigation records, ensuring every detail was accurate. They knew that this case was heinous, with a huge social impact, and that meticulous attention to detail at every stage, every piece of evidence, could be key to uncovering the truth.
The complainant, Zhou Guiying, was questioned further at the square management office. She recalled, "When I got off work yesterday afternoon, I cleaned up the trash near this waterfront platform. I didn't see this suitcase or notice anything unusual at the time. The fog was really thick this morning. It didn't dissipate until around 7:30. Before that, visibility along the lake was very poor. Even if someone dumped a body, it wouldn't be easy to find."
Zhou Guiying's testimony provided preliminary evidence for determining the time the body was dumped. The investigators were further emboldened and intensified their surveillance and door-to-door inquiries focusing on the timeframe of "midnight to 7 a.m.". Residents around Nanhu Square also actively cooperated, recalling any unusual circumstances before and after the incident. Although no substantial progress has been made yet, the investigators are not discouraged. They firmly believe that as long as they persevere, they will find valuable clues and bring the truth to light.
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