Arsenal produced an outstanding performance in their first Emirates Cup friendly, as they thrashed German champions Bayer Leverkusen 4-1 at the Emirates Stadium. Mikel Arteta’s side were rampant in the first half, and were also able to make 10 changes throughout the game to give everyone a run out. Oleksandr Zinchenko opened the scoring with a superb strike into the bottom corner, and Leandro Trossard doubled the lead a minute later after a fine move which started with him winning a loose ball. Gabriel Jesus then powered home an outstanding finish to make it 3-0 by half-time. Kai Havertz added…