All this murder crap is lame; why has nobody been parroting how the president can do other crimes, like tax fraud or lie under oath or buying drugs or literally anything but murder?
The President can fire employees that refuse to have sex with him. Firing executive branch employees is well within the President's power. If they don't submit to him, he can fire them. Official act.
Because the point is to scare you. "Breaking news president buys crack" is not as scary as "Breaking news president axe murders cabinet."
The ruling is not good, but it's not Seal Team Six executes its political rival bad. It's more likely to be President sells nuke secrets to Saudi Arabia under the new official "I Get to Sell Nuclear Secrets to Saudi Arabia Act" he just made up right now.