the girls will be killed in the process. if not going in with force when dealing with boko haram militants, what's the option, negotiation? >> no, negotiation is truly not an option with boko haram, and they've indicated that. the nigerian government said they're not going to negotiate in terms of release of some possible prisoners they already have in exchange for the girls. when you have intelligence and you can do something about it you go about the business of doing it. clearly what you have is a very large concern for collateral damage. that means the girls -- many girls are probably going to be killed if there was a rescue operation and if the girls are separated in a bunch of different locations, that doubles and triples the effort that needs to take place because you have to conditiuct simultans operations and all have to be led by very well trained folks and they have to be preceded by precise and targetable