Northampton coach on Dylan Hartley dismissal: You can't strike to the head

Jim Mallinder offered no consolation to Dylan Hartley after the England captain lasted just six minutes off the bench as Northampton were dominated 37-10 by Leinster at Franklin's Gardens.

Leinster had started in efficient fashion, Rob Kearney's fine line-break setting up young Ireland centre Garry Ringrose to go over after just two minutes.