Pakistan police: Car bomb attack kills 4 officers

An early morning suicide attack killed four police officers in northwest Pakistan on Wednesday, according to authorities.
Police official Akhtar Ali told CNN a suicide bomber rammed a car into a police check post in the Pir Bala area just outside of Peshawar, the capital of Khyber-Pakhtoonkhwa province.
Ali said the bomber was likely trying to enter the city limits of Peshawar.

At least 10 people were injured in the attack, Ali said.