Keaton Jennings drives through the covers, England v South Africa, 4th Investec Test, Old Trafford, 3rd day, August 6, 2017© Getty Images
Tom Westley was caught in the gully by Aiden Markram, England v South Africa, 4th Investec Test, Old Trafford, 3rd day, August 6, 2017© Getty Images
Morne Morkel struck early to again claim Alastair Cook, England v South Africa, 4th Investec Test, Old Trafford, 3rd day, August 6, 2017© Getty Images