Rescuers transfer a body of a policeman to a hospital in southwest Pakistan's Quetta, Dec. 17, 2012. At least four people including one official and three policemen were killed in two separate firing incidents in Pakistan's southwest city of Quetta on Monday morning, reported local media Samaa. (Xinhua Photo/Mohammad)
Rescuers transfer a body of a policeman to a hospital in southwest Pakistan's Quetta, Dec. 17, 2012. At least four people including one official and three policemen were killed in two separate firing incidents in Pakistan's southwest city of Quetta on Monday morning, reported local media Samaa. (Xinhua Photo/Mohammad)
People gather around a body of a government official at the shootout site in southwest Pakistan's Quetta, Dec. 17, 2012. At least four people including one official and three policemen were killed in two separate firing incidents in Pakistan's southwest city of Quetta on Monday morning, reported local media Samaa. (Xinhua Photo/Mohammad)
Protestors burn tires on road after shootout in southwest Pakistan's Quetta, Dec. 17, 2012. At least four people including one official and three policemen were killed in two separate firing incidents in Pakistan's southwest city of Quetta on Monday morning, reported local media Samaa. (Xinhua Photo/Mohammad)
Policemen inspect a damaged vehicle at the shootout site in southwest Pakistan's Quetta, Dec. 17, 2012. At least four people including one official and three policemen were killed in two separate firing incidents in Pakistan's southwest city of Quetta on Monday morning, reported local media Samaa. (Xinhua Photo/Mohammad)
Pakistani soldiers stand guard at the shootout site in southwest Pakistan's Quetta, Dec. 17, 2012. At least four people including one official and three policemen were killed in two separate firing incidents in Pakistan's southwest city of Quetta on Monday morning, reported local media Samaa. (Xinhua Photo/Mohammad)