Robert Lewandowski nodded in a second-half winner as Barcelona came from behind to beat Real Sociedad and top the La Liga table. With the scores locked at 1-1 Barca manager Hansi Flick brought on Ballon d'Or runner-up Lamine Yamal in the 58th minute. Just seconds later the 18-year-old beat a defender before dinking in a perfect cross which an unmarked Lewandowski headed in. Real Sociedad had taken a shock lead in the 31st minute on the counter-attack when Alvaro Odriozola slid in to turn home Ander Barrenetxea's low cross. But the hosts levelled two minutes before half-time when defender Jules Kounde met Marcus Rashford's corner with a thumping header. Rashford had another fine game for the hosts, regularly carving out...