Pakistan officials say say a bomb blast in the country's largest city has killed three people and wounded five others.
Authorities said Friday the explosion in took place near a cable television office in Karachi.
The blast was the latest in a recent string of violent incidents in the city.
On Wednesday, gunmen shot dead Perween Rahman, a pioneering female activist, who helped bring sewers and water to Karachi's poorest neighborhoods.
Karachi is a sprawling metropolis of 18 million people and has a long history of political, sectarian and ethnic violence.