The seventh round of Lucas Oil Pro Motocross brought things to Millville, Minnesota. A literal backyard home event for the Martin Brothers, Alex, and Jeremy (on commentary this weekend), and the defacto home event for the returning Ryan Dungey. This also marked the second half of the season beginning and two rounds before the final off week of the season. Chase Sexton entered the weekend with just a one-point buffer over a scorching hot Eli Tomac, who is 5-for-8 in Motos the last four rounds. Down in the 250 Class, which was up first for the first week in a bit, Hunter Lawrence’s points lead w…