Kaleigh Levine was running drills in the gym with her lacrosse team at Notre Dame College in South Euclid, Ohio, when everything turned black. “The coach wanted me to get back in the line, but I couldn’t see,” she remembered.Subscribe to The Post Most newsletter for the most important and interesting stories from The Washington Post. Her vision returned after a few minutes, but several months and a half-dozen medical specialists later, the 20-year-old goalie was diagnosed with a mysterious condi