Pakistani police say a suicide car bombing killed at least 11 people,including three children, in the latest attack in the northwestern cityof Peshawar.

Officials say the bomber was waiting in a line ofcars at a security checkpoint just outside the city Saturday, when hedetonated the explosives.

Bomb Blast Kills 11 in Pakistani City of Peshawar

Authorities say the blast also killed two police officers, wounded at least 20 people, and destroyed several cars.

Bomb Blast Kills 11 in Pakistani City of Peshawar

Thebombing came a day after a suicide bomber struck the Peshawar office ofPakistan's Inter-Services Intelligence agency, killing 10 people. Thatblast caused a large portion of the three-story ISI building tocollapse.

Bomb Blast Kills 11 in Pakistani City of Peshawar

Authorities say recent militant attacks in Peshawarare in retaliation for the government's offensive against the Talibanin the tribal regions bordering Afghanistan.

Elsewhere Saturday,the Pakistani military says troops killed eight militants in the latestfighting in the northwest Swat Valley.