He says alot of things most of which is nonsense. And it is about the logistics as @KirkDuyt saidThis isn't abut logistics, he said he would scale back US military around the world and he's doing that, whether you think that's right or wrong is another discussion.
"Trump's move is pulling out with less notice than you give a store clerk at Tesco's when you fire him"
That is absolutely true and a logistic nightmare that Trump created by not giving enough time after he decided it was to happen and not even telling the pentagon when he went out on Twitter to announce it. The man is insane