By Jude Summerfield Barcelona continue their bid to reclaim the La Liga title on Saturday when they host Athletic Club in their first home game of the season. Two goals from Robert Lewandowski helped Hansi Flick make a winning start to life as the Blaugrana manager, lifting the mood around Catalonia after a dispiriting Joan Gamper trophy defeat to Monaco. They know plenty about upcoming opponents Athletic and winger Nico Williams in particular. The Euro 2024 winner has been heavily linked with Barca throughout the summer but no transfer has materialised and the Spanish winger is set to face hi…