US Secretary of Commerce John Bryson is being investigated for several hit-and-run car crashes in Southern California on Saturday that police say appear to have been caused by the Obama administration official.
Venezuelan President Hugo Chávez led his biggest rally since he was diagnosed with cancer a year ago, seeking to stage a show of strength as he heads into a re-election campaign to extend his 13 years of socialist rule.
Warsaw authorities appealed for calm ahead of a planned march by around 5,000 Russian fans to Warsaw stadium to watch their team's Euro 2012 Group A match against Poland, which could be a potential flashpoint of the tournament.
At least 14 people were injured on Sunday after a passenger train abruptly hit the brakes as it entered the Belgrano Norte station in Retiro, emergency services said.