Postpublished at 17:24 Greenwich Mean Time 21 December 2014
BBC Radio 5 live's Mark Lawrenson at Anfield
"It was a great ball into Olivier Giroud and he has played a one-two with Santi Cazorla, who then played a sumptuous ball back into Giroud to score. It is a great move by Arsenal. It is a class goal in anybody's language."