The document is a "white paper" titled "Lawfulness of a Lethal Operation Directed Against a U." S. Citizen Who is a Senior Operational Leader of al Qa 'ida or An Associated Force.

该文件是一份题为《针对身为基地或相关组织行动高层的美国公民直接作出致命行动的合法性》的白皮书。

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Cai YJ, Zhao LR, Peng QA, et al. Discussion on the teaching of environmental engineering microbiology[J]. Education and Teaching Forum 2014(20) : 104–105.

（in Chinese） 蔡亚君， 赵丽荣， 彭其安， 等。 环境工程微生物学课程教学的探讨[J]。 教育教学论坛 2014（20） ： 104–105。

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United States Armed Forces are now actively pursuing and engaging remaining al-Qa'ida and Taliban fighters in Afghanistan.

WHITEHOUSE: The White House

In Somalia, the U.S. military has worked to counter the terrorist threat posed by al-Qa'ida and associated elements of al-Shabaab.

WHITEHOUSE: Letter from the President -- War Powers Resolution

In Somalia, the U.S. military has worked to counter the terrorist threat posed by al-Qa'ida and al-Qa'ida-associated elements of al-Shabaab.

WHITEHOUSE: The White House