Mexico's ruling conservatives lent their support to accusations that President-elect Enrique Peña Nieto benefited from laundered money in his campaign, piling more pressure on the country's next leader.
President Cristina Fernández de Kirchner held a meeting on Wednesday with her Bolivian counterpart Evo Morales at the Hotel Cochabamba in Bolivia.
Colombian security forces clashed on Wednesday with indigenous activists who stormed a hill-top military base in the volatile south as critics lambasted President Juan Manuel Santos for failing to protect troops.
President Ollanta Humala has begun sounding out replacements for his prime minister as part of a widely expected Cabinet shuffle designed to calm a wave of violent anti-mining protests in the world's No. 2 copper producer.
A Brazilian union carried out a 24-hour strike at a General Motors Co factory to protest dwindling output on an assembly line where workers fear for the future of 1,500 jobs.
Mexican federal police announced the capture of the alleged ringleader of a group of police officers implicated in a drugs-related, deadly shootout with other officers in Mexico City's international airport last month.
Peruvian President Ollanta Humala's approval rating fell to a fresh low in July, a year since he took office as concern grows over his handling of increasingly violent social conflicts, an opinion poll showed.
Venezuela's verbose Hugo Chávez is offering to send supporters his tweets to their mobile phones as the socialist president fights a vigorous opposition campaign across the Twitter-mad country ahead of an Oct. 7 election.
Cuba said that a cholera outbreak in eastern Cuba is diminishing and has not spread to other parts of the country.
President Hugo Chavez denied on Friday that Venezuela was a threat to anyone, after US presidential hopeful Mitt Romney criticized Barack Obama for playing down the risk posed by the socialist leader.