mr. delare has spoken to the issue of our energy concerns in this regard, so there's a whole array of different into effect, and i think mr. whitaker may have more to add on that. >> if i could just add on with a coup of points here. u.s. policy in venezuela as a number of folks want u.s. national security and counternarcotics and counterterrorism, all of those are very important to us. we would need to weigh, it seems to me, the effect of sanctions we take on issues like that. the ambassador mentioned the effect it would haveof a sanction against venezuela when venezuela views colombia as a close ally of the united states, how would venezuela then react with respect to its dip diplomac efforts in colombia? that's unknown to me, but it's out there. again, that might be an avenue or a place whe the venezuelan government would seek to identify that group and take some action in response to an action that we took. finally, we have many u.s. companies in venezuela, and it's our goal as the department of state to understand eir interests,efend their interests. and we would need to take into account