An immigration policewoman has been arrested and charged with shooting dead another woman in a carpark at a temple in Bangkok on Monday momrning.

Investigators said it appeared the murder stemmed from a love triangle. The policewoman was jealous because the victim broke off their relationship and had another lover.

Pol L/C Siriwan Samretsilp, 37, who works at Suvarnabhumi airport, turned herself in to police on Monday.

Ms Siriwan is accused of killing Rinlada Phattanaphan, 39, in a car park in Bangkok.



Police charged her with murder, illegal possession of a gun and ammunition, carrying a weapon without permission and discharging a firearm in a public place.

According to police, the suspect shot Rinlada several times in the head about 5.41am on Monday, killing her instantly.

The suspect surrendered to police, but during interrogation denied all charges.

Police said security camera footage showed the victim giving alms to a monk at 5.35am on Monday. A black car was seen arriving at the carpark behind the woman.   



At 5.41am, a person looking like a tomboy and wearing a black long-sleeved shirt and a pulled-down cap emerged from the black car and fired four shots at the woman's head from behind her. She fell to the ground. The killer then left in the black car.

Police investigators believe the killer was Pol L/C Siriwan, who later surrendered to police in Suphan Buri.