Petit Le Mans Auto Racing (Nick Heidfeld, of Germany, drives his Rebellion Racing Lola B12/60 Toyota during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Saturday, Oct. 19, 201 ALMS Petit Le Mans Auto Race (Rebellion Racing driver Neel Jani (12), of Switzerland, drives through a corner during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta on Saturday, O Petit Le Mans Auto Race (Romain Dumas, of France, drives the Muscle Milk Pickett Racing HPD ARX-03c during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Thursday, Petit Le Mans Auto Racing (Nick Heidfeld, of Germany, drives his Rebellion Racing Lola B12/60 Toyota during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Saturday, Oct. 19, 201 Petit Le Mans Auto Racing (A memorial paint-scheme for driver Sean Edwards is seen on the hood of a NGT Porsche 911 GT3 Cup before the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Petit Le Mans Auto Racing (Oliver Gavin, of England, drives his Chevrolet Corvette C6.R during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Saturday, Oct. 19, 2013, in Braselt Petit Le Mans Auto Racing (Dirk Muller, of Germany, drives his BMW Team RLL Z4 GTE during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Saturday, Oct. 19, 2013, in Braselton, G Petit Le Mans Auto Racing (Anthony Lazzaro drives his Extreme Speed Motorsports HPD car during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Saturday, Oct. 19, 2013, in Braselt Petit Le Mans Auto Racing (Matteo Malucelli, of Italy, drives the Risi Competizione Ferrari F458 as he follows Jan Magnussen (3), of Denmark, in the Chevrolet Corvette C6.R during the American Le Mans APTOPIX Petit Le Mans Auto Racing (Lucas Luhr, of Germany, drives the Pickett Racing HPD ARX-03c during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Friday, Oct. Petit Le Mans Auto Racing (Jorg Muller, of Germany, drives the BMW Team RLL Z4 GTE during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Saturday, Oct. 19, 2013, in Braselton, G Petit Le Mans Auto Racing (Andy Meyrick, of England, drives the DeltaWing DWC13 during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Friday, Oct. 18, 2013, in Bras Petit Le Mans Auto Racing (Nicolas Prost, of France, drives the Rebellion Racing Lola B12/60 Toyota during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Friday, Oc Petit Le Mans Auto Racing (Anthony Lazzaro drives the Extreme Speed Motorsports HPD ARX-03b HPD during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Friday, Oct. 1 Petit Le Mans Auto Race (Katherine Legge, of England, drives the DeltaWing DWC13 during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Thursday, Oct. 17, 2013, in B Petit Le Mans Auto Race (Wolf Henzler, of Germany, drives the Team Falken Tire Porsche 911 GT3 RSR during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Thursday, O Petit Le Mans Auto Racing (Katherine Legge (0), of England, drives the DeltaWing during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Saturday, Oct. 19, 2013, in Braselton, Ga. Petit Le Mans Auto Racing (Oliver Gavin, of England, drives his Chevrolet Corvette C6.R during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Saturday, Oct. 19, 2013, in Braselt Petit Le Mans Auto Racing (Jorg Muller, of Germany, drives the BMW Team RLL Z4 GTE during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Friday, Oct. 18, 2013, in B Petit Le Mans Auto Racing (David Brabham, of Australia, drives the Extreme Speed Motorsports HPD during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Friday, Oct. Petit Le Mans Auto Racing (Scott Tucker drives the Level 5 HPD during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Friday, Oct. 18, 2013, in Braselton, Ga. (AP Ph Petit Le Mans Auto Racing (Lucas Luhr, of Germany, drives the Pickett Racing HPD during practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Friday, Oct. 18, 2013, in Bra Petit Le Mans Auto Racing (David Brabham (01), of Australia, drives the Extreme Speed Motorsports HPD ARX-03b as Oliver Gavin, of England, follows in the Chevrolet Corvette C6 ZR1during practice for t Petit Le Mans Auto Racing (Jonny Kane, of Ireland, drives the Level 5 Motorsports HPD car during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Saturday, Oct. 19, 2013, in Brase ALMS Petit Le Mans Auto Race (Neel Jani, of Switzerland, drives the Rebellion Racing Lola B12/60 Toyota during night practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, APTOPIX Petit Le Mans Auto Racing (Jorg Muller (55), of Germany, follows Oliver Gavin (4), of England, and Matteo Malucelli (62) during the American Le Mans Series' Petit Le Mans auto race at Road Atl Petit Le Mans Auto Racing (Jordan Taylor drives his Chevrolet Corvette C6.R during the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Saturday, Oct. 19, 2013, in Braselton, Ga. (AP APTOPIX ALMS Petit Le Mans Auto Racing (Cars go through the esses during night practice for the American Le Mans Series' Petit Le Mans auto race at Road Atlanta, Thursday, Oct. 17, 2013, in Braselton, ALMS Petit Le Mans Auto Racing (From left, Nicolas Prost, of France; Nick Heidfeld, of Germany; and Neel Jani, of Switzerland, celebrate on the podium after taking the overall win at the American Le M Petit Le Mans Auto Racing (Porsche drivers, from left, Bryan Sellers, Nick Tandy and Wolf Henzler celebrate their GT class victory in the American Le Mans Series' Petit Le Mans auto race at Road Atlan