Arkansas coach Dave Van Horn's got bigger things on his plate right now. The Razorbacks are locked in on a series against Oklahoma this weekend and that's where Van Horn's head is and that's where it should be. The SEC Tournament is a couple of weeks away and Hoover can wait. But when it stops waiting, Van Horn's going to find something new sitting in his dugout that wasn't there last May. A pitch challenge system will require him to think about balls and strikes in a way college baseball coaches never have before. The SEC announced it's rolling out a challenge system for balls and strikes on an experimental basis for every game of the 2026 SEC Baseball Tournament. It mirrors what Major League Baseball's been using this season at the professional level. Every team. Every game. No exceptions. Van Horn didn't ask for this. Neither did anyone else. But it's coming and how Arkansas handles it could matter more than people think.…