[Fido969]

Why would he deliberately defy the police if he understood they wanted him to follow instructions?

Almost certainly the shine flashlights in his eyes, shouted confusing, contractor and generally incoherent instructions and while he’s thinking “What?” they murder him in his home in cold blood.

[Blue Jays]

A bunch of steroid-jacked guys behind million-lumen spotlamps yelling conflicting instructions like:

"Stand down! I said STAND DOWN motherf*cker! Stand down, NOW!"

Whoever created that absurd command,anyway? Does it mean stand there with hands over your head? Lay down on your belly?
No matter what, an officer can say you were NOT obeying his "specific" orders.

"I told him/her to stand down and they menacingly started to lay on their belly as if preparing to wrestle me to the ground. I feared for my safety and shot the homeowner. I went home safely at the end of my shift, though."