Six US soldiers killed in Iraq

Version 0 of 1.

Six American soldiers have been killed in Iraq in recent days, the US military has announced.

Officials say four soldiers were killed in Baghdad when roadside bombs exploded near their patrols - three on Friday and one on Thursday.

Two Marines died in combat in the western Anbar province on Thursday.

American casualties have been rising in Iraq in the past few months with more troops drafted in to try and stop the sectarian violence in Baghdad.

April, May and June were the deadliest three months for US troops since the invasion of Iraq in March 2003.

About 3,600 US soldiers have been killed in Iraq since the conflict began.