You neglect the prior question: who appointed the US judge, jury, and executioner? No need to send our boys to kill and die if we haven't any authority over the matter.
We're going to hunt, locate, kill and analyze the enemies of my family, my friends and my countrymates wherever they reside. As long as it takes.
We're not prey, we're predators. Find the child-eating Puma and kill the creature, ain't nobody waits for the next ambush strike. Bin Laden flew too close to the sun, his wings melted badly ... but his acne martyrs murdered Icarus and Deadlus, so some Islamist positive carnage yardage was earned.