Leicester Tigers claimed a first leg away win at Clermont Auvergne to take a stride towards the Heineken Champions Cup quarter-finals.

After an early Clermont try, Ellis Genge and Julian Montoya ground their way over to make it 10-10 at half-time.

Jack van Poortvliet and Hosea Saumaki crossed as the Tigers turned the screw, moving 12 points clear after the break.

Guy Porter's red card did not derail Leicester, with Harry Potter added a fifth try as Clermont lost discipline.

Leicester's dominance despite depleted numbers, combined wi...