PLEASE NOTE: EDIT CONTAINS MATERIAL THAT WAS ORIGINALLY 4:3<br/> <br />At least seven people died when an explosion on the track derailed several carriages of a passenger train in western Pakistan.<br/> <br />More than a dozen others have been injured in the incident in Balochistan.<br/> <br />Police and railway authorities said the explosion was caused by a remote-controlled bomb on the line.<br/> <br />The Jaffar Express from Quetta to Rawalpindi was caught in the blast.<br/> <br />There was no immediate claim of responsibility for the attack on Monday.
