RUKUM, April 20: Police arrested a woman accused of the murder of her mother-in-law from Manma-5 in the district today. Police said that the suspect Sunita Khatri admitted to strangling 72-year-old Bishnu Kumari Khatri over a dispute. Sub Inspector Rupesh Khadka said that Sunita told that the incident occurred on April 17 following a dispute that took place between her and Bishnu when she asked for permission to go to her maternal house. Sunita's husband is in Saudi Arabia for employment. Police said that investigation into the case was going on.