Robert Lewandowski (L) of Bayern Munich vies with Tolgay Arslan of Besiktas during the 2017-2018 UEFA Champions League round of 16 second leg soccer match between Turkey's Besiktas and Germany's Bayern Munich in Istanbul, Turkey, on March 14, 2018. Bayern Munich won 3-1 and was qualified for quarterfinals. (Xinhua/He Canling)