Islamabad, Aug 2 (IANS): At least two policemen were killed and two others wounded in an attack on a judges' convoy in Pakistan's northwestern Khyber Pakhtunkhwa province on Friday, police said.
Two of the injured policemen succumbed to their injuries at a hospital in the district, said police officials, adding that the judges remained unhurt, who were on their way home under tight security arrangements.
Heavy contingent of police reached the area after the attack. Police have started an investigation and launched a search operation in the surrounding areas to arrest the perpetrators involved, Xinhua news agency reported.
No group has so far claimed responsibility for the attack.