The coronavirus pandemic has prompted Colombia to shut its land border with Venezuela.
The crossing is used by thousands of Venezuelans every day who are looking for food and medicine, during their devastating economic crisis.
Cases have been rising across Latin America and there are concerns the continent is not prepared to deal with the outbreak.
Al Jazeera’s Teresa Bo reports from Buenos Aires, Argentina.
Argentina, officially the Argentine Republic, is a country located mostly in the southern half of South America. Sharing the bulk of the Southern Cone with Chile to the west, the country is also bordered by Bolivia and Paraguay to the north, Brazil to the northeast, Uruguay and the South Atlantic Ocean to the east, and the Drake Passage to the south.
With a mainland area of 2,780,400 km2 (1,073,500 sq mi), Argentina is the eighth-largest country in the world, the fourth largest in the Americas, the second largest in South America after Brazil, and the largest Spanish-speaking nation by area.
Argentina claims sovereignty over part of Antarctica, the Falkland Islands, and South Georgia and the South Sandwich Islands.
Colombia, officially the Republic of Colombia, is a transcontinental country largely in the north of South America, with territories in North America. Colombia is bounded on the north by the Caribbean Sea, the northwest by Panama, the south by Ecuador and Peru, the east by Venezuela, the southeast by Brazil, and the west by the Pacific Ocean.
The capital is Bogotá, the country’s largest city. With over 50 million inhabitants Colombia is one of the most ethnically and linguistically diverse countries in the world. The Republic of Colombia was declared in 1886. Panama seceded in 1903.
Colombia’s territory encompasses Amazon rainforest, highlands, grasslands, and deserts, and it is the only country in South America with coastlines and islands along both the Atlantic and Pacific.
Venezuela is a country on the northern coast of South America with diverse natural attractions. Along its Caribbean coast are tropical resort islands including Isla de Margarita and the Los Roques archipelago. To the northwest are the Andes Mountains and the colonial town of Mérida, a base for visiting Sierra Nevada National Park. Caracas, the capital, is to the north.