JUST IN- Breaking: Arsenal vs Valencia Line-ups

Arsenal host Valencia tonight in the first leg of the Semi-Finals of the UEFA Europa League.
Here is the starting X1 of both teams:

Arsenal:

Cech, Sokratis, Koscienly, Mustafi, Maitland-Niles; Guendozi, Xhaka, Kolasinac, Ozil, Aubameyang, Lacazette

Valencia:
Neto, Paulista, Garay, Diakhaby, Hongagalia; Gaya, Parejo, G.Soler,Piccini; Rodrigo, Guedes