troops on the ground. >> ifill: let me ask you, david -- janine davidson, is it possible not to haveops on the ground, or is it someone else's troops we want on the ground? >> i think it is possible, and i think it might be the right approach not to put american troops on the ground, not because we don't want skin in the game, but because it may be more effective. we have to draw a tight line here between doing what we can to destroy isis, and american firepower is huge. sure, we could go in there with everything we have and do some real damage, but on the other hand, the bigger we go in, the more likely we are to draw a blowback and also get a lot more anti-american sentiment. so it's a real delicate line to have, you know, where we can do some damage l to isil without generating so much anti-american sentiment that we continue this cycle on and on and on. i think the administration gets that. that's probably what they're struggling with. >> ifill: derek harvey, i wonder sometimes if we're arguing something, an arcane distinction without a difference, which is to say there are alrea