Safety advocates want to put more children in car seats under proposed legislation that has been stalled for years. Last year, 4,544 children ages 14 and under were injured in Michigan traffic accidents. Of those, 43 died. But car injuries are the second-highest preventable injuries in children. We talk to a Grand Rapids injury prevention expert and the director of the Michigan Chapter for the American Academy of Pediatrics. The bill is cosponsored by a Grand Rapids lawmaker. By Megan Castleberry FOR GRAND RAPIDS, LANSING AND ALL POINTS.