Maria Corina Machado was arrested while leaving a protest march, local media and party officials report. The opposition is back on the streets on the eve of Nicolas Maduro being sworn in for a third term. Opposition leader Maria Corina Machado's team and Venezuelan media report that Machado was arrested in Caracas on Thursday. Sought for arrest and largely in hiding, she had made her first public appearance in months in Caracas, to lead a protest against President Nicolas Maduro being sworn in...