Cook bacon in large skillet until crisp. Remove with tongs and place on paper towel. In same skillet, cook garlic, red onion, and salt. Cook 5 min or until onion is soft. Add beet greens and cook until wilted, about 5 minutes. Add balsamic vinegar and orange juice. Stir and heat one more minute. Remove to serving platter and sprinkle with crumbled bacon.