State air regulators and two automakers have settled a lawsuit challenging the nation 's toughest auto emissions program , a spokesman for California 's air board said Monday .
State air regulators and three automakers have agreed to settle a lawsuit challenging the nation 's toughest auto emissions program , according to a spokesman for California 's air board .
used to model the logic of usage scenarios by showing the information passed between objects,shows how processes or objects interact during a scenario