Police and security troops fired warning shots earlier today to break up a protest over food shortages by people who have fled a military operation against the Taliban.
The offensive has seen the northwestern tribal area of North Waziristan hit by more than a week of shelling and air raids, and more than 450,000 people have fled ahead of an impending ground assault, with many going to the nearby town of Bannu.
The World Food Programme (WFP) began distributing aid through a local aid group on Monday, but there was anger among refugees at long delays.
