Here are the official line-ups:
Arsenal: Cech, Bellerin, Paull, Koscielny, Gibbs, Sanchez, Coquelin, Ozil, Xhaka, Iwobi, Giroud.
West Brom: Foster, Dawson, McAuley, Evans, Nyom, Phillips, Yacob, Chadli, Fletcher, Brunt, Rondon.
Here are the official line-ups:
Arsenal: Cech, Bellerin, Paull, Koscielny, Gibbs, Sanchez, Coquelin, Ozil, Xhaka, Iwobi, Giroud.
West Brom: Foster, Dawson, McAuley, Evans, Nyom, Phillips, Yacob, Chadli, Fletcher, Brunt, Rondon.