By TOMOS INGS

Flying high: Scarlets’ Gareth Davies dives over to score
PICTURE: Huw Evans

WAYNE Pivac believes his Scarlets pack hold the key to their hopes of both PRO14 and Champions Cup success after they helped seal a crucial victory over Glasgow.
Last season’s champions secured a fully-deserved success thanks to tries in either half from Rhys Patchell, a crucial Gareth Davies effort, and 11 points from Leigh Halfpenny.
“This week was a huge mental challenge for the players,” said Pivac, whose team are already through to the Champions Cup semifinals where th...