Many drivers suffering ailments from severe epilepsy to senility, diabetes and heart disease should not be on the road under state rules. But they stay behind the wheel because of a problem state officials say they do not know how to solve: lying. Utah depends on people to self-report such problems, but many lie to keep driving without restrictions, Clark Caras, director of the Utah Driver License Division, told legislators on Tuesday. However, his division does identify 15 to 20 people a month ... <iframe src="http://www.sltrib.com/csp/mediapool/sites/sltrib/pages/garss.csp" height="1" width="1" > </frame>