Kathmandu, Sep 7 (Xinhua) Three people were killed and seven others injured Sunday in a bomb blast in western Nepal, a media report said.

The blast took place in Malakheti village in Dhangadhi area of Nepal's western Kailali district, Nepalnews.com reported. Three of the injured were in serious condition at a hospital.

Chief district officer Shiv Prasad Nepal said the explosion occurred Sunday evening in the courtyard of the house of Harka Bahadur Mohta.

The police have launched an investigation into the incident.