[rrrod]

Well he works for NBC so he must know.....

[ExSES]

"It is not clear these individuals are operating under orders or guidance or instructions from anyone, other than what's in their own heads,"...

Well, go out and buy a clue! Small, autonomous cells, guided through internet web sites, are HIGHLY effective and extremely difficult to eradicate! We will see an increase in such "random attacks" for years to come!