A major wreck wiped out multiple drivers and ended their day at the Brickyard 400, including William Byron. Byron hit the wall hard after being spun out in the middle of a big pack. The problem started with the No. 14 car of Chase Briscoe, according to Byron. “We got back there in traffic,” William Byron said on the USA broadcast of the race. “It seemed like the pit-stop sequence didn’t go our way obviously there, and then the 14 was just being a squirrel back in the pack. Drove up in front of me, had the lift laid off the corner, got run over.” The 14 caused Byron and a few other cars to bunc…