A 36-year-old woman was arrested after her 74-year-old mother-in-law was killed and beheaded following a domestic dispute at a house in Muang district of Phuket on Saturday.
Police and forensic investigators rushed to the house in tambon Chalong after being alerted at about 9.15am, said Pol Maj Charuwit Khuncharoen, investigation chief at the Chalong station.