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The five Americans, described as Special Operations forces, were taking part in a security operation when they came into contact with the Taliban in the south of the country. After calling in air support, it's believed they were hit mistakenly by the B-1 bomber1 that had come to help.
Under current operational constraints2 put in place by outgoing Afghan President Hamid Karazi – air strikes like this are only called in when troops fear they're about to be killed.
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1
bomber
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n.轰炸机,投弹手,投掷炸弹者 | |
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2
constraints
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强制( constraint的名词复数 ); 限制; 约束 | |
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3
wither
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vt.使凋谢,使衰退,(用眼神气势等)使畏缩;vi.枯萎,衰退,消亡 | |
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