Zimbabwe is holding a national poll Wednesday for some 6 million voters in the Southern African nation. But millions of Zimbabweans live outside of their country, according to UN estimates, and the majority are not fans of the current regime. The government has said it can’t afford to extend them overseas voting rights, though critics say that is an attempt to shut out the opposition. In the immigrant hub of Johannesburg, the opposition is helping Zimbabweans return home to vote. Thuso Khumalo reports for VOA News from Johannesburg.