Zak Crawley made his maiden Test fifty, South Africa v England, 4th Test, Day 1, Johannesburg, January 24, 2020© Getty Images
Dom Sibley and Zak Crawley put on another convincing opening stand, South Africa v England, 4th Test, Day 1, Johannesburg, January 24, 2020© Getty Images
Dom Sibley steers through backward point, South Africa v England, 4th Test, Day 1, Johannesburg, January 24, 2020© Getty Images