Killing terrorist leaders doesn't necessarily wipe out their organizations. In some cases, it fuels more violence
http://www.latimes.com/world/middleeast/la-fg-killing-terrorist-leaders-2017-story.html
...we know from the Obama administration that kissing their asses doesn't work.
Liberals are like a "Slinky". Totally useless, but somehow ya can't help but smile when you see one tumble down a flight of stairs!