The big news in NASCAR this week came down in the middle of the week, when Bubba Wallace was fined $50,000 by the organization for slamming into Grant Park 165 winner Alex Bowman after the race during a cool-down lap. It has sparked plenty of discussion in NASCAR circles, in part because the incident doesn’t really fit with who Wallace says he wants to be as a driver. “That’s what I wonder with Bubba, like OK, is there more underlying circumstances that have happened with the 48 this year?” NASCAR tire changer and co-host of the Stacking Pennies podcast Ryan Flores said. “Is that why he’s so f…