Having sex with corpses is now officially illegal in California after Gov. Arnold Schwarzenegger signed a bill barring necrophilia, a spokeswoman said on Friday. The new legislation marks the culmination of a two-year drive to outlaw necrophilia in the state and will help prosecutors who have been stymied by the lack of an official ban on the practice, according to experts. "Nobody knows the full extent of the problem. ... But a handful of instances over the past decade is frequent enough to have a bill concerning it," said Tyler Ochoa, a professor at Santa Clara University School of Law...