England: Moeen Ali on six wickets in South Africa warm-up

England off-spinner Moeen Ali says he has been "working hard" to improve his bowling after taking six wickets on the final day of England's victory over South Africa A in Pietermaritzburg.

You can listen to ball-by-ball commentary of England's Test series against South Africa, starting on 26 December, on BBC Radio 5 live sports extra with live text commentary on the BBC Sport website.