Watch Neymar knee Luis Suarez in the nether regions during Barcelona's Champions League training session on Monday. Subscribe to the Sky Sports YouTube channel by clicking here: http://www.youtube.com/subscription_center?add_user=SkySportsOfficial Follow us on Twitter: https://twitter.com/skysports Like us on Facebook: http://www.facebook.com/skysports For more great content head to http://www.skysports.com