In a still frame taken from video, Venezuelan National Guard soldiers run during an event which was interrupted, August 4, 2018,in Caracas, Venezuela.Maduro has served as the president of Venezuela since 2013 when he took over from strongman Hugo Chavez. Maduro was a close ally of the late Chavez, serving as president of the National Assembly, his foreign minister and vice president.
He has faced a host of crises since he took office as his country has dealt with severe economic issues, hunger, rising crime and inflation.
The country is given a Level 3 travel advisory, its second-highest, by the U.S. State Department, meaning Americans should not travel to the country. U.S. Embassy family members were evacuated in October 2017.
The U.S. issued a new warning for Sunday, following the attack, saying, "U.S. government personnel have been instructed to shelter in place until further notice. U.S. citizens should seek secure shelter, keep a low profile, avoid crowds, and avoid demonstrations."
ABC News' Jordyn Phelps and Dean Schabner contributed to this report.
Kaynak:Abcnews