Sentence:  the attacks, a <WSD>skulk</WSD> of insurance executives met with President Bush and Commerce Secretary Donald Evans to press for the creation of a multibillion-dollar government safety net to limit their exposure to future terrorist incidents. 
Meaning of the word marked with <WSD> tags:  A group of people seen as being fox-like ("e.g." cunning, dishonest, or having nefarious plans).