QUETTA: Two troopers died and three were critically wounded in a gun battle between Baloch militants and security forces on Thursday, while elsewhere in the provincial capital 12 civilians were injured in bomb blasts. Sources told Daily Times that an exchange of fire between Marri tribal militants in Kohlu and security forces began on Thursday afternoon and continued for several hours resulting in the deaths of two and injuries to three. The injured people were rushed to a hospital. Two powerful bomb blasts rocked Quetta on Thursday evening. A blast in the city's Model Town injured 12 people. The second blast, which immediately followed the first, occurred near the Pakistan Electronic Media Regulatory Authority office and damaged the building, but no one was hurt. Sources said that a bomb had been planted under a parked car in the area.