TOWNSVILLE, AUSTRALIA - APRIL 08: Johnathan Thurston of the Cowboys is helped from the field during the round six NRL match between the North Queensland Cowboys and the Wests Tigers at 1300SMILES Stadium on April 8, 2017 in Townsville, Australia. (Photo by Brendon Thorne/Getty Images)

TOWNSVILLE, AUSTRALIA - APRIL 08:  Johnathan Thurston of the Cowboys is helped from the field during the round six NRL match between the North Queensland Cowboys and the Wests Tigers at 1300SMILES Stadium on April 8, 2017 in Townsville, Australia.  (Photo by Brendon Thorne/Getty Images)