A suicide bomber killed four soldiers in the southwestern Pakistani city of Quetta and a gunman shot dead two policemen in a separate attack in the restive province on Wednesday, officials said .
Quetta is the capital of Balochistan , a province bordering Iran and Afghanistan where police and troops have been battling Islamist militants and separatist groups for more than a decade.
“ Four soldiers were martyred and two others were wounded when a suicide bomber blew himself up at a checkpoint in the outskirts of city , ” a paramilitary force spokesman told AFP.
Bomb disposal officials said that the bomber had strapped about eight to 10 kilograms of explosives on his body .
Separately, a gunman ambushed a police vehicle and shot dead two policemen, also in Quetta city, senior police official Abdul Razzaq Cheema told AFP.
A senior police official was travelling with his family in the vehicle but they escaped unharmed , he said .
There was no immediate claim of responsibility for the attacks .
The mineral – rich Balochistan is the largest of the country ’ s four provinces but its roughly seven million people have long argued they do not get a fair share of its vast gas and mineral wealth