NASCAR, having made front-wheel tethering and additional hood supports mandatory in recent weeks, will turn its attention next to devising a method to increase the structural integrity of the cars’ rears. No reliable means of keeping rear wheels attached has yet been designed, but NASCAR chief operating officer Mike Helton confirmed that experiments were afoot. Teams should soon expect stouter attachments on rear deck lids as well, Helton said( SpeedNet/Monte Dutton )
