Former leader Byrne was struggling in the tricky conditions .
Former leader Byrne fell into the clutches of Josh Brookes and Michael Rutter , who were both able to deprive the championship leader of a place on the podium in the latter stages .
Former leader Byrne was struggling in the tricky conditions and fell into the clutches of Josh Brookes and Michael Rutter , who were both able to deprive the championship leader of a place on the podium in the latter stages .