BANGKOK — Initial autopsy results showed traces of cyanide in the blood of six Vietnamese and American guests at a luxury hotel in centralin the Grand Hyatt Erawan Bangkok, a landmark at a central intersection in the capital busy with malls, government buildings and public transit.The six had last been seen alive when food was delivered to the room Monday afternoon. The staff saw one woman receive the food, and security video showed the rest arriving one by one shortly after.
Chulalongkorn’s dean of medicine, Chanchai Sittipunt, said the team knew enough from the cyanide to determine it was likely the cause of death. Bangkok police chief Lt. Gen. Thiti Sangsawang said Tuesday that four bodies were in the living room and two in the bedroom. He said two of the people appeared to have tried to reach the door but collapsed before they could.Noppasin said Wednesday that a seventh person whose name was part of the hotel booking was a sibling of one of the six and left Thailand on July 10. Police believe the seventh person had no involvement in the deaths.