Upsc exams

Venezuela Opposition leader Maria Corina Machado was arrested Thursday when her motorcycle convoy was fired upon by security forces as it departed an anti-government protest in Caracas, according to aides. Ms. Machado emerged from months of hiding earlier Thursday to reappear in public as part of a last-ditch attempt to block President Nicolás Maduro from clinging to power. Ms. Machado’s press team said in a social media post that security forces “violently intercepted” the convoy as it was leaving eastern Caraus