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New evidence has come to light in the high treason case of four alleged right-wingers.
The state told the Bloemfontein Magistrate's court on Friday that weapons had been discovered in the Eastern Cape, while ammunition had been found in Limpopo.
Its believed that the weapons were to be used to murder top ANC leaders during the party's elective conference in Mangaung last year.
Hein Boonzaaier, Johan Prinsloo, Mark Trollip and Martin Keevy have been charged with plotting to commit acts of terrorism and high treason.
Their case was postponed to the 23 of August.
Boonzaaier is the only one who had been granted bail.