If Americans don't survive, our system doesn't survive.
This was not a U.S. citizen operating within the jurisdiction of the United States legal system. This was a murdering terrorist openly at war with the United States and, really, all of civilization. The leaders of terrorist organizations who murder innocents without mercy, and do so, from foreign soil, are enemy combatants, whether or not they are U.S. citizens.
They are due no legal process and should be killed without warning wherever they walk, ride, fly or rest.
I've been away for a while, just when was it that Congress declared war?
Your legal authority for those statements are? Why doesn’t the Constitution and protections apply to him? What court has removed them? What legal grounds did they have? The legal basis for this action is really important, without a really sound legal basis for the action every American citizen is now at risk down the road.
If the Foreign Surveillance Court had ruled that it was OK in this case to whack him I’d be a lot more comfortable but I’d still want to understand the legal justification for the ability to whack an American citizen at the discretion of the President.