A helicopter carrying Colombia's President Ivan Duque and others was struck by multiple bullets in an attack on Friday, he said in a video message.
A car bomb exploded inside a military base in the Colombian border town of Cucuta on Tuesday, leaving 36 people injured, including three in critical condition, officials said.
Argentine President Alberto Fernandez triggered a Twitter storm and a regional race debate on Wednesday with misjudged comments to visiting Prime Minister Pedro Sanchez that sought to play up the South American country's ties with Europe.
A teenager broke into a daycare center in southern Brazil and stabbed three children and two workers to death on Tuesday before being overpowered by police, officials said.
Venezuelan Defense Minister Vladimir Padrino said on Wednesday that eight soldiers were killed in combat amid continuing clashes between the armed forces and illegal armed groups along the border with Colombia.
The Brazilian health regulator Anvisa rejected importing the Russian-made Sputnik V Covid-19 vaccine requested by state governors battling a deadly second wave of the virus that is battering Latin America's largest nation.
At least 14 rebels and one Colombian soldier have been killed in combat between guerrillas and the Andean country's military, army sources said.
Federal prosecutors in the Brazilian state of Roraima are investigating reports that illegally-mined gold is being exchanged for Covid-19 vaccines in the Yanomami indigenous reserve, the prosecutors office told Reuters on Wednesday.