TOPSHOT - National Guard personnel on a motorcycle are dismounted by opposition demonstrators  during a protest against Venezuelan President Nicolas Maduro, in Caracas on May 3, 2017.
Venezuelan police fired tear gas and hooded protesters hurled Molotov cocktails as thousands rallied Wednesday in anger at President Nicolas Maduro's plan to rewrite the constitution. At least one protester caught fire and two opposition lawmakers were among various people injured, AFP reporters at the scene said. / AFP PHOTO / CARLOS BECERRA        (Photo credit should read CARLOS BECERRA/AFP/Getty Images)