Watch highlights as Manchester City cruise into the FA Cup fourth round with a routine victory over a poor Chelsea at Etihad Stadium. ============= SUBSCRIBE so you never miss out on our best videos ➡️➡️http://bit.ly/1sFodyu ============= Find us here: BBC Sport: http://www.bbc.co.uk/sport Facebook: https://www.facebook.com/BBCSport/ Twitter: https://twitter.com/BBCSport Instagram: https://www.instagram.com/bbcsport/ TikTok: https://www.tiktok.com/@bbcsport #bbcsport Ruthless Man City score four to knock Chelsea out of FA Cup | BBC Sport