South Africa have reached 57-1 at lunch on day two of their Test match against Zimbabwe at Harare.
Zimbabwe took to the crease at the start of play, but Dale Steyn soon dismissed last man John Nyumbu to ensure that he picked up a five wicket-haul.
In response to Zimbabwe's 256, the opening pair of of Alviro Petersen and Dean Elgar added 57 for the first wicket before Nyumbu took his first international Test wicket.
It came in the penultimate over before lunch as Petersen [32] was caught off the bowling of the debutant off-spinner.
