ALEX Coles has mounted the case for the defence as teams seek an answer to the glut of rolling maul tries in the game.
■By ADAM HATHAWAY

The Prem and Test rugby have seen a huge increase in the amount of tries scored this way since laws were tweaked in the summer.
Teams are turning down kickable penalties because they think a driving line-out maul is undefendable and it is easier to get seven points then take the three.
In the first round of Nations Championship games last weekend maul tries were twice as common as they were in the equivalent group of games last November and...