At least five police personnel were killed in a bomb attack on the outskirts of Kabul, police said on Saturday.
"The explosion occurred after an IED (improvised explosive device) struck a police van in Khak-e-Jabar district late on Friday," Xinhua new agency quoted a police officer as saying.
The unit was travelling towards Kabul from the neighbouring district of Logar province.
The officer blamed the Taliban militant group for the attack.