Arsenal have signed 20-year-old French youth international striker Yaya Sanogo from Auxerre.br He joins the Premier League club after becoming a free agent when his contract with the Ligue 2 outfit expired.br Sanogo, who scored 11 goals in 24 appearances for Auxerre, is currently with France at the Fifa Under-20 World Cup in Turkey.br br Blogger send your Bloggs to us: AFTV STORE: Visit our website: Twitter: FB: br Arsenal Fan TV is a new online TV Channel for all Gooners. It has been set up for Arsenal Fans by Arsenal Fans and shows all things Arsenal.