Listen to this article Gragson lined up as the leader with five of 200 laps to go with Gibbs sharing the front row. Allgaier, Gragson’s teammate at JR Motorsports, lined up behind Gibbs and gave him a big push allowing Gibbs to clear Gragson for the lead off Turn 2. Gibbs quickly got away from Gragson and his win was secured when a wreck erupted on the last lap, which brought out a caution and froze the field. The win is the first this season for Gibbs, 19, the grandson of NASCAR and NFL Hall of Famer Joe Gibbs. It’s his fifth win in just 21 series starts dating back to last season. Gibbs’ race got off to a rocky start when he hit Ryan Sieg on Lap 3, which sent Sieg up into the wall. During a red flag for a rain delay, the two drivers had an animated discussion on pit road. On Lap 29, right after he was bla …