Arsenal's interim manager Freddie Ljungberg has explained his decision behind substituting Mesut Özil, the German midfielder reacted angrily to the decision. 'I wanted more energy in the team, sometimes we need to run and tackle and try to win the ball back' said Ljungberg. Özil was seen kicking his gloves into the air as he left the field as Arsenal lost 3-0 at home to Manchester City Subscribe to Guardian Football ► http://is.gd/GuardianFootball Support the Guardian ► https://support.theguardian.com/contribute The Guardian on YouTube: The Guardian ► http://www.youtube.com/theguardian Guardian Sport ► http://bit.ly/GDNsport Guardian News ► http://www.youtube.com/guardianwires Owen Jones talks ► http://bit.ly/subsowenjones Guardian Culture ► http://is.gd/guardianculture