As many as 6 million Californians would benefit from legislation sent Wednesday to Gov. Arnold Schwarzenegger that would impose mandatory prescription drug discounts. Schwarzenegger has said he will sign the bill, the result of negotiations between his staff and the Legislature's Democratic leadership. "With prescription drug costs contributing to more than 8 percent of health care inflation, this is a critical step in addressing access to affordable health care," Schwarzenegger said in a statement. The bill, by Assembly Speaker Fabian Nunez, D-Los Angeles, passed a final Assembly vote 42-28, with lawmakers sticking to party lines. "This is an opportunity to...