Arsenal and Lacazette thrive on fans' energy in stylish rout of Rapid Vienna

They came, they sanitised, they socially distanced. Then Arsenal gave them everything they could have hoped for. Alexandre Lacazette had scored the last goal in front of supporters at the Emirates when West Ham visited 272 days ago; it took him 10 minutes to greet their 2,000 returning fans with a thunderbolt and there was no let-up after that.