Iraq has called on the US to do more to curb escalating bloodshed in the Middle East.\n\nForeign minister Hoshiyar Zebari arrived in Washington for talks with counterpart John Kerry as the monthly death toll in Iraq hit its highest level for five years.\n\nCar bombs in Baghdad on Thursday killed 34 people.\n\nZebari said: \Nobody here in Washington should underestimate how much influence the United States and its values