There was no immediate claim of responsibility. While violence in Iraq has dropped dramatically since the height of sectarian fighting, the attacks were the second major security breach in Baghdad a city filled with checkpoints in two months.

VOA: standard.2009.10.25

You would also engage in sports together, and you would develop a camaraderie because you were expected then to be the fighting force for your city, your city-state.

一起参加体育运动，培养友谊,因为他们将成为这座城市，这座城邦的，主要战斗力。

耶鲁公开课 - 新约课程节选

Violence between the ethnic Goula and Kara communities in the north earlier this year subsided when rebels from the largely Goula Union of Democratic Forces for Unity began fighting alongside government troops to regain control of the city of Birao, near the borders of Chad and Sudan.

VOA: standard.2009.08.27