Swansea 0-4 Arsenal (Giroud 37, Cork og 54, Naughton og 67, Alexis Sánchez 73)
Olivier Giroud was on target for the fifth game running as the Gunners claimed all three points at a Swansea side managed by ex-Bayern assistant Paul Clement. Two second-half own goals gave the visitors breathing space before Alexis Sánchez capped an impressive personal display by getting on the scoresheet himself.
Barcelona 5-0 Las Palmas (Luis Suárez 14 57, Messi 52, Arda Turan 59, Aleix Vidal 80)
Luis Suárez scored twice and Lionel Messi was on target for the seventh outing ru…