And that’s why a large portion of society wants to defund police.

Believe it or not, most people are against defunding the police. You're being played by the media. Even if they did, if the standard for self defence is that low, police literally can't defend themselves without facing prosecution.

But is it so unreasonable to call bullshit on them shooting a man in the back as he flees from them, taser or not?

Yes. He not only fought them and stole their equipment, he fired on a police officer with a weapon meant to incapacitate. He's lucky he only got three bullets.

And that’s why a large portion of society wants to defund police.

If the standard is that low, police literally can't defend themselves.

But is it so unreasonable to call bullshit on them shooting a man in the back as he flees from them, taser or not?

Yes. He not only fought them and stole their equipment, he fired on a police officer with a weapon meant to incapacitate. He's lucky he only got three bullets.