Which football club hosted the 2017 Emirates Cup which featured RB Leipzig?
2017 Emirates Cup: The 2017 Emirates Cup was a pre-season football friendly tournament hosted by Arsenal at its home ground, the Emirates Stadium. 2017 Emirates Cup:  Held on the weekend of 29–30 July 2017, the participants were Arsenal, Sevilla, Benfica, and RB Leipzig. RB Leipzig: RasenBallsport Leipzig e.V., commonly known as RB Leipzig, is a German association football club based in Leipzig, Saxony.
Arsenal