Pakistani security personnel cordon off the area of blasts in Karachi, Pakistan on Saturday, May 4, 2013. Two blasts in Pakistan's southern city of Karachi killed three people near the

 

              Pakistani security personnel cordon off the area of blasts in Karachi, Pakistan on Saturday, May 4, 2013. Two blasts in Pakistan
Pakistani security personnel cordon off the area of blasts in Karachi, Pakistan on Saturday, May 4, 2013. Two blasts in Pakistan's southern city of Karachi killed three people near the office of a political party critical of the Taliban, a police officer said, heightening tensions ahead of the country's historic May 11 election. (AP Photo/Fareed Khan)