Serbia's players struggle for a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534958
Serbia's players attend the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534948
Serbia's players warm up during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534942
Serbia's players warm up during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534939
Serbia's players warm up during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534929
Serbia's players struggle for a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534927
Serbia's Filip Kostic, centre, plays with a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534921
Serbia's players struggle for a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534910
Serbia's players struggle for a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534870
Serbia's players sreuggle for a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534865
Serbia's players struggle for a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534864
Serbia's Nemanja Matic waters his hand during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534862
Serbia's players stretch during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534861
Serbia's players struggle for a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534853
Serbia's players run with a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534846
Serbia's Nemanja Matic, centre, runs during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534828
Serbia's players stretch during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534820
Serbia's Uros Spajic plays with a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534814
Serbia's Luka Milivojevic, centre, plays with a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534812
Serbia's Luka Milivojevic, right, plays with a ball during the national soccer team's training session in Samara, Russia, June 16, 2018. 16.06.2018#5534808