An explosion rocked Herat city in west Afghanistan Thursday morning, police said.
"It was a roadside bomb apparently targeted a police vehicle as a result a police officer was injured," a police officer in Herat city the capital of Herat province told Xinhua but declined to be identified.
He also said that the blast occurred on the road leading to Herat airport.
Meantime, police spokesman in western region Abdul Rauf Ahmadi said that the director of police recruitment department was injured in the blast.
"The bomb planted on a motorbike and targeted the head of police recruitment center injuring him and damaged his vehicle," Ahmadi told Xinhua.
He also put the attack on the enemies of peace, a reference used against Taliban insurgents, but the outfit that largely rely on suicide attacks and roadside bombings has yet to make comment.