For freshman state Sen. Michael Rubio, coming up with the idea for his first major bill was easy. Finding the right path to victory is proving more difficult. The East Bakersfield Democrat had seen firsthand as a Kern County supervisor the impacts of rising obesity and type 2 diabetes rates in his community. The "aha" moment, he said, came while he watched a woman use funds from the state's food stamp program to buy a grocery cart full of calorie-laden sweets. His solution was Senate Bill 471, legislation to cross junk food and soda off the shopping lists of clients...