A Taliban suicide bomber has blown himself up near a vehicle carrying a senior police official in the port city of Karachi, killing two people.
Nine people were also wounded in the attack in the Malir area of Karachi, an official.
The target of the bombing, Malir police chief Rao Anwar, was unharmed.
A Pakistani Taliban spokesman claimed responsibility saying "we targeted him to take revenge for the torture these officers inflict upon our comrades in custody".
Karachi is Pakistan's largest city and commercial capital and has a long history of ethnic, sectarian and political violence.