Massmart closes Dion-wired; Rhodium boosts platinum producers; Tesla soars

In today's business news headlines:
* In a blow for employment creation, Massmart is to shut down stores and chop jobs as it shores up its finances.
* Rhodium, the world's most precious metal, is soaring - which is good news for SA platinum producers.
* Zim looks set to pay its debts to embattled Eskom.
* Nigerian power problems mirror SA electricity woes.
* Tesla soars, as analysts get excited about Elon Musk's electric car business.