>>8788261This
Delta generally work WITH other elements just as general army or rangers in order to take out specific objectives or outflank and secure secondary targets.
SOG gathers intelligence, executes political and regional objectives and occasionally works with other groups to supplement their own numbers or simply do shit for them.
SEALs kill bitches. Nine times out of ten that's all they're doing and DEVGRU is their prime murder squad. So if it doesnt require saving someone, securing something in the long term, or operating on sensitive intelligence then you go to them. So it's only logical that they were the ones put on Osama. There was no one worth saving, no obscure intelligence, just a building that need to be cleaned out