Joey Logano says his ''sliced bread syndrome'' is over. The 23-year-old Logano was dubbed the greatest thing since sliced bread as an up-and-coming young racer by NASCAR great Mark Martin. Those were big words to live up to and Logano said he was definitely too young to match that moniker when he first raced in Sprint Cup in 2008. No doubt I did,'' Logano said Friday at Darlington Raceway, site of Saturday night's Southern 500. More...