Marc Lieb storms to the top of the timesheets in the no. 18 Porsche, heading up a 1-2 finish in FP3.
NBCSports.com: Sports, NBC News: Sports
Sat, 08/29/2015 - 1:38am
Marc Lieb storms to the top of the timesheets in the no. 18 Porsche, heading up a 1-2 finish in FP3.