GettyTom HindleUSMNT prospect Cole Campbell makes another cameo in Dortmund's Bundesliga loss to MainzC. CampbellBorussia DortmundUSABundesligaThe 18-year-old, who recently switched his national eligibility from Iceland to the U.S. made his third Bundesliga appearanceArticle continues belowArticle continues belowArticle continues belowCole Campbell featured again for DortmundPlayed 15 minutes in 3-1 loss to MainzCalled up for U.S. U-20s November campFollow GOAL on WhatsApp! 🟢📱Article continues below