Venezuela's opposition presidential candidate Maria Corina Machado vows to keep fighting the government ban

Brazil and Colombia voice concern as Venezuela bans opposition candidate. Nicolás Maduro blocking María Corina Machado and now Corina Yoris from running against him. Venezuela's strongman has blocked both candidates from running for president. Venezuela has banned both candidates for the first time since 2009.

Venezuelan opposition powerhouse María Corina Machado has named a substitute to her presidential bid while she fights a government ban on her running for office. Machado names substitute while fighting ban on running for president in Venezuela. Opposition powerhouse has named substitute to presidential bid as she fights government ban.

Venezuelan opposition presidential candidate Maria Corina Machado vows to keep fighting government ban. Opposition presidential candidate vows to fight government ban. Machado: "I'm not going to go to jail. I'm going to jail" Machado says he will fight the government's ban on him.

Venezuelan opposition powerhouse María Corina Machado has named a substitute to her presidential bid while she fights a government ban on her running for office. Machado names substitute while fighting ban on running for president in Venezuela. Opposition powerhouse has named substitute to presidential bid as she fights government ban.