>> joe, they don't. they're there for a legitimate purpose. and that is to provide support to the units that are engaged. and really, they are a cohesive element that can hold those units together. but as also peter indicated, you need to have the ability to really do some precision strikes. air strikes by themselves are only beneficial if they're really targeting and striking, hitting and damaging the targets that they need to go after. and without forward air controllers and that type of support, it just simply wouldn't happen. >> so i guess you're saying that boots on the ground at least forward air controllers is the only way to stop isis? >> oh, no. no, no, no. i've got the isf, the iraqi security force, in the vicinity of baghdad. bear in mind, that baghdad, as the capital city has the best units in the iraqi military. some might say that's splitting a hair. but those are the most cohesive. those are the ones that are