Borussia Dortmund Step Up Summer Transfer Business as 'Next Dembélé' and Spurs Ace Top Shortlist

​Bundesliga side ​Borussia Dortmund are thought to have stepped up their transfer activity ahead of the upcoming 2018/19 campaign, and are believed to have set their sights on Stade Rennais wonderkid Ismaïla Sarr and Spurs' midfielder Victor Wanyama. According to German outlet Bild, BVB are keen to replace French prodigy Ousmané Dembélé, who left the club to join Catalan giants ​Barcelona last summer. Sarr, a Senegalese international at the age of 20, is set to explode into the footballing... Via All the latest breaking football news, transfer rumours, analysis, and match reports - 90min http://www.90min.com/