India captain KL Rahul, stepping in for Virat Kohli, has won the toss and elected to bat first against South Africa in the second Test at the Wanderers here on Monday. India is 1-0 up in the three-match series. Rahul has now become the 34th cricketer to captain India in Test cricket.

After winning the toss, Rahul said Kohli is out due to upper-back spasm and Hanuma Vihari comes into the playing eleven.