Cyanide poisoning likely killed six found dead in luxury hotel, including two US citizens, Thai police say CNN6 hotel guests found dead believed to have been poisoned, Bangkok officials say CBS NewsIn a Bangkok Hotel Room, Six Bodies and Traces of Cyanide The New York TimesCyanide Blamed for Mysterious Deaths in Luxury Thai Hotel The Wall Street JournalAutopsies on the 6 Bangkok hotel guests who died mysteriously confirm they had traces of cyanide in their blood ABC News