All the action from day three of the first test between the Black Caps and South Africa in Dunedin.

The Black Caps begin day three 131 runs behind South Africa's first innings total of 308. Kane Williamson has a chance to make his 16th test century, becoming just the third New Zealander to do so.

Williamson begins the day on 78 with nightwatchman Jeetan Patel on 9.