Police to use lie detectors in ‘Tangmo’ drowning investigation

Police plan to use lie detectors when they question people who were on the speedboat with TV actress Nida “Tangmo” Patcharaveerapong when she fell into the Chao Phraya River and drowned last week.

National police chief Pol Gen Suwat Jangyodsuk said on Monday that a lie detector was a tool to facilitate the investigation.

“Every answer from Nida’s friends must be backed by reasons… Police will see who they phoned after the incident… and if there was any physical assault. Police will make it clear if there was any dispute or life insurance involved,” the national police chief said.

Tangmo’s mother, Panida Siriyutthayothin, has said she did not believe her daughter’s death was an accident and she suspected…