An anti-government activist prepares to throw a Molotov cocktail at members of the National Guard during a 48-hour general strike called by the opposition, in Caracas on July 26, 2017. Venezuelans began blocking off deserted streets Wednesday as the opposition launched a 48-hour general strike aimed at thwarting embattled President Nicolas Maduro's controversial plans to rewrite the country's constitution. / AFP PHOTO / Ronaldo SCHEMIDT