South Africa bring in De Kock as cover for ill Petersen

South Africa's Quinton de Kock falls as he avoids being run out during their 1st One-Day International (ODI) against India in Johannesburg, December 5, 2013. REUTERS/Siphiwe Sibeko

PORT ELIZABETH, South Africa (Reuters) - South Africa have called up wicketkeeper-batsman Quinton de Kock as cover for unwell opener Alviro Petersen on the eve of Thursday's second test against Australia at St George's Park.

Petersen has a viral infection and a decision on his fitness will be made on the morning of the match.