<p>Thai police have arrested the wife of a senior officer on suspicion of murdering nine people by poisoning them with cyanide, officials said Wednesday.</p>.<p>The woman, aged in her 30s, was arrested in Bangkok on Tuesday over the killings, which took place over several years.</p>.<p>Investigators believe money was the motive in the killings, Royal Thai Police spokesperson Archayon Kraithong told AFP.</p>.<p>Surachate Hakparn, the deputy national police chief told reporters that a 10th victim had survived after vomiting.</p>.<p>"The suspect went to have dinner with (a woman), who threw up but survived. She is also the wife of a policeman," Surachate said.</p>.<p>Police said the woman denies all the allegations against her.</p>.<p>"The autopsy has found out that there is cyanide in the bodies," Surachate told reporters.</p>.<p>"So it means that the victims have taken the poison by mouth."</p>.<p>Police initially suspected the woman of murdering her friend in Ratchaburi province, west of Bangkok, about two weeks ago.</p>.<p>Local media said the victim collapsed on the bank of the Mae Klong River after releasing fish as part of a Buddhist ritual.</p>.<p>After questioning the suspect, investigators linked her to other cyanide poisoning cases in Kanchanaburi and Nakhon Pathom provinces.</p>
<p>Thai police have arrested the wife of a senior officer on suspicion of murdering nine people by poisoning them with cyanide, officials said Wednesday.</p>.<p>The woman, aged in her 30s, was arrested in Bangkok on Tuesday over the killings, which took place over several years.</p>.<p>Investigators believe money was the motive in the killings, Royal Thai Police spokesperson Archayon Kraithong told AFP.</p>.<p>Surachate Hakparn, the deputy national police chief told reporters that a 10th victim had survived after vomiting.</p>.<p>"The suspect went to have dinner with (a woman), who threw up but survived. She is also the wife of a policeman," Surachate said.</p>.<p>Police said the woman denies all the allegations against her.</p>.<p>"The autopsy has found out that there is cyanide in the bodies," Surachate told reporters.</p>.<p>"So it means that the victims have taken the poison by mouth."</p>.<p>Police initially suspected the woman of murdering her friend in Ratchaburi province, west of Bangkok, about two weeks ago.</p>.<p>Local media said the victim collapsed on the bank of the Mae Klong River after releasing fish as part of a Buddhist ritual.</p>.<p>After questioning the suspect, investigators linked her to other cyanide poisoning cases in Kanchanaburi and Nakhon Pathom provinces.</p>