Mexican officials have ordered the arrest of a town mayor, his wife and a local police chief. The prosecutor claims the three were the masterminds behind an attack that left six students dead - with dozens more missing.
Canadian authorities have named a suspect after a gunman shot dead a soldier near the country's parliament. The shooter was killed by police inside the assembly building, but officials fear accomplices may be at large.
A soldier shot at Canada's National War Memorial has died, along with the man suspected of launching the armed attack in Ottawa. The police continue to hunt for as many as three people.
A gunman has been killed inside the Canadian Parliament, according to media reports. Ottawa police say they are looking for more suspects.
Police have surrounded Canada's parliament after an attacker reportedly shot a soldier guarding a nearby monument. Lawmakers say at least one gunman may have been killed.
US photojournalist Ashoka Mukpo has been pronounced free of Ebola at a hospital in Nebraska where he was admitted three weeks ago. The 33-year-old caught the deadly virus while on assignment in Monrovia, Liberia.
Former Washington Post editor Ben Bradlee, who led the paper's coverage of the Watergate scandal, has died at the age of 93. Bradlee oversaw the journalistic investigation that brought down US president Richard Nixon.
The US economy is failing to improve the lives of ordinary Americans, says political scientist William Galston. What are the implications for the midterm elections and beyond - and does anyone have the solution?
A man involved in an attack on the Canadian military this week had been a radicalized Muslim, according to Canadian officials. The 25-year-old was involved in a deadly hit-and-run on two soldiers.
More than 40 people in the US have been released from quarantine after showing no signs of Ebola. Authorities and experts are cautiously optimistic that the virus is being contained.
A former mayor and retired military official has been arrested in connection with human rights abuses committed under Pinochet's dictatorship. Cristian Labbe has denied any involvement in the crimes.
US President Barack Obama has called for patience and perspective in the face of the current Ebola outbreak. On Friday, the president appointed a "czar" responsible for coordinating the US response to the deadly virus.
The US government has announced that it will recognize gay unions in seven new states after the Supreme Court rejected appeals against its ban. The number of states legalizing same-sex marriages is likely to grow.
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