Salford v Wakefield: Three key battles in tonight’s Challenge Cup quarter-final

Ahead of tonight's first Challenge Cup quarter-final between Salford and Wakefield, TotalRL takes a look at where the game could be won and lost for the Devils and Trinity.. Robert Lui v Liam Finn Both Lui and Finn have been the standout half-back for their teams in recent weeks - and you suspect whichever of the two gets the upper hand tonig