The police have identified the robber couple who stabbed a bank employee when he was attempting to prevent them from robbing his wife at Akarawita on Ja-Ela Road in Gampaha.
Police said the suspects are residents of Ganemulla and are addicted to drugs. They are frequenting in the Kotugoda area.
Three police teams have been appointed to investigate this crime and arrest the couple.
Two police teams are deployed under the direct supervision of Senior Superintendent of Police in charge of Gampaha Division Rohana Gamage.
The third team has been deployed under the supervision of Western Province (North) DIG Rohan Premaratne.
The three police teams have launched search operations in the areas of Ganemulla, Makilangamuwa, Kotugoda and Seeduwa in search of the couple.
The police are using CCTV footage to locate the couple.
Investigations have revealed that the motorcycle left behind by the couple after the murder was also stolen four days ago.
The police have also received information that after the attempt to rob the handbag was thwarted, the couple had fled towards Ganemulla after stabbing the bank employee.
Investigations revealed that this couple who arrived in the motorbike had robbed gold necklaces and handbags of women.
Police said the couple are engaged in robbery to find money to purchase drugs.