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TOPSHOT - This combination of pictures created on February 4, 2019 shows Venezuelan opposition leader Juan Guaido (L) smiling during a gathering with supporters in Caracas on February 2, 2019 and another of Venezuelan President Nicolas Maduro delivering a speech during the ceremony of recognition by the Bolivarian National Armed Forces (FANB) at the Fuerte Tiuna Military Complex in Caracas on January 10, 2019. World powers are taking sides in the struggle between the rivals to lead Venezuela, which has ranged some Western nations against Russia, China and others. Inside the country, opposition figurehead Juan Guaido, 35, is vying to lure military commanders to switch their allegiance to him away from President Nicolas Maduro, 56. (Photo by AFP) (Photo by STF/AFP via Getty Images)