Arizona Gov. Jan Brewer seems to be replacing Sarah Palin as Fox News' right-wing darling du jour. Brewer was just interviewed -- again, making this at least the 5th time Fox has pitched softball questions at Brewer since she signed SB1070.
The right to self-defense in criminal law is born out of necessity. In other words, you can't kill someone in self-defense without proving that the deadly force was necessary. There must be an imminent threat.