Justin AshleyNHRA Four-Wide Nationals Winner Justin Ashley was in The Freak Nation Sunday night before next weekend’s Lucas Oil Nationals in Brainerd, Minnesota. Ashley was leading the points earlier in the season but he’s fourth now. He says it’s because the depth of the NHRA Top Fuel field that’s contributed to what’s turning into a battle for the rest of the season. Ashley has won demonstration events put on by Mission Foods, the NHRA title sponsor. But the season field is growing in strength. Listen…