Description:Arsenal coach Arsene Wenger backed his side to improve on Friday (December 6) as they prepare to host West Bromwich Albion at the Emirates on Saturday. The Gunners lie 10th in the league 15 points behind leaders Manchester United after making their worst start to a season for 18 years. Despite winning just two of their last eight Premier League games and suffering a 2-0 home defeat to Swansea City last week Wenger believes his side have the ability to climb the table.(1:38)