No organization or individual may obstruct the frontier inspector from lawfully executing his duties.

任何组织和个人不得妨碍边防检查人员依法执行公务。

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The victims comprised of an assistant police sub-inspector and three members of the Frontier Corps, a paramilitary force which uses recruits from Pakistan's tribal areas and is overseen by Pakistani army officers.

CNN: Suicide attack kills 4 in Pakistan