During the open training session, new signing Konstantios Karetsas trained with his new team-mates for the first time. We followed the Greek international closely with our camera and bring you his best moments, as well as his initial thoughts after the session. ▶ Subscribe & hit the bell: https://goo.gl/kujepC BVB-TV: https://www.bvb.tv/ Twitch: https://www.twitch.tv/bvb_official Twitter: https://twitter.com/BVB Instagram: https://www.instagram.com/bvb09 Facebook: https://facebook.com/BVB TikTok: https://www.tiktok.com/@bvb Website: https://www.bvb.de/ #BVB