https://www.youtube.com/watch?v=9D4WTKA0lGU Darren Till showed that he was a true contender with an impressive performance against Donald "Cowboy" Cerrone in 2017. Till faces Derek Brunson in the main event of UFC Vegas 36 on Saturday, September 4. Subscribe to get all the latest UFC content: http://bit.ly/2uJRzRR Experience UFC live with UFC FIGHT PASS, the digital subscription…