Why some in Iraq hate our troops

I'm not saying all of our troops are guilty of this, but these aren't the first two videos I've seen of this kind, and they won't be the last either.

Checkout this one where a few bored troops taunt and torture an injured animal (it looks to be a dog, perhaps):

Then, there's this one where U.S. soldiers use a Humvee to bully their way through traffic in Baghdad:

[Hat tip AmericaBlog]