Donald Trump started out executing people in July to show how tough on crime he is, killing people as a campaign stunt. Now that the election is over, he is continuing his Killing Spree because he simply enjoys it. The fact that he is a bloodthirsty psychopath is nothing that we didn't know about before. In his interview with CNN in 1989 where he said that "maybe hate is what we need,"  hate was obviously what drove his campaign to have the Central Park 5 executed long after they were proven innocent in court.  He praised China for mowing down unarmed peacefully protesting students in Tiananmen Square. 

After the raid that killed Abu Bakr al-baghdadi, he gave the most bizarre, disgusting, and embarrassing press conference in the history of military action. His sadistic delight at being able to cause the suffering and death of other people was on full display:

"He was screaming crying and whimpering, he was scared out of his mind... he died like a coward, he died like a dog..."