Walshie, they've already run into problems, they haven't the ability to carry out an operation of that scale to the same standard as the UK or US, or for that matter the Germans, French, Polish, Israelis, Ozzies, Kiwis, Canadians. The Nigerian army could probably kill all the insurgents but it's a rescue not just an extermination. It'd be just like that Russian cinema, national pride at the expense of civilian lives.
If US or UK forces carried it out they could smash them that hard they'd think twice before doing it again and our reputation in the world would be partially restored for do