Juan Guaido, President of Venezuela's National Assembly, holds a copy of Venezuelan constitution during a rally against Venezuelan President Nicolas Maduro's government and to commemorate the 61st anniversary of the end of the dictatorship of Marcos Perez Jimenez in Caracas, Venezuela January 23, 2019. REUTERS/Carlos Garcia Rawlins/File Photo SEARCH "GLOBAL POY" FOR THIS STORY. SEARCH "REUTERS POY" FOR ALL BEST OF 2019 PACKAGES. TPX IMAGES OF THE DAY.