In other news
A Dutch dairy company has boosted its stocks of condensed milk and infant formula in Greece in anticipation of stockpiling by consumers.
fastjet Tanzania has announced that flights on its newest international route will commence between Dar es Salaam, Tanzania and Lilongwe, Malawi.
Asian markets have rebounded after the previous day's rout fuelled by concerns about Greece's future, while Shanghai surged at the end of a volatile day.
US President Barack Obama has announced a proposal that would make nearly 5 million more workers eligible for overtime pay
The euro has eased in Asian trade, hours before a debt repayment deadline that Greece is expected to miss, fanning fears it will crash out of the eurozone.
US stocks have tumbled, joining global equity markets in retreat on the looming threat of a Greek debt default.
Oil prices have extended losses in Asia on expectations Greece will miss a key debt repayment later in the day and edge closer to a eurozone exit, say analysts.
Putco will not be renewing three of its contracts with the Gauteng department of transport in parts of Tshwane, Ekurhuleni and Sedibeng municipalities.