By David Craven Rohan Smith hailed Lachlan Miller’s “huge” display as Leeds got back to winning ways. The Aussie full-back turned in a defensive masterclass to keep the game scoreless at the break. And then after fellow countryman Paul Momirovski finally opened his Leeds account with two tries, Miller also crossed twice to leave Castleford still seeking a Super League win. Smith said: “It was an extremely strong defensive performance. The amount of possession Cas had in that first half, they played well. They stretched our edges and were camped in our half but we’re difficult to break down thi…