NWSB Insider and Northwest sports fan Brett Bivens profiles Washington State Nascar driver Greg Biffle in his latest Northwest athlete profile. At the highest level of NASCAR racing Biffle drives the number 16 for Roush Fenway Racing. Greg finished second to Jaimie McMurry in the Rookie-of-the-Year award in 2003. Greg Biffle has made the Chase 3 times in his career but has yet to grab the Championship.