In pictures: Baghdad violence

1 of 7 Around 40 soldiers were guarding the US military HQ at the presidential compound in Baghdad

2 of 7 Hundreds of former Iraqi soldiers marched to demand unpaid salaries

3 of 7 Soldiers pointed bayoneted rifles at the crowds as tensions rose

4 of 7 Protesters started throwing stones at a military convoy entering the compound

5 of 7 The US military says soldiers returned fire after rocks were thrown

6 of 7 Some protesters were arrested after the demonstration turned violent

7 of 7 The incident leaves stability in Baghdad in a delicate balance