New York Giants' Steve Weatherford and former NFL player Sidney Rice want their brains to help research into injuries.

The Colombian authorities arrest the captain of a China-flagged ship on its way to Cuba with military material on board and no legal papers.

Congress has passed a security funding bill that will not rollback the president's recent immigration reforms.

Islamist militants have seized two oil fields in central Libya, officials say, as rival factions reportedly carry out air strikes.

A judge in Brazil is suspended from an insider trading case against tycoon Eike Batista, after he is seen driving the billionaire's Porsche.

US President Barack Obama reacts scathingly to a speech by Israel's prime minister, saying it offers no viable alternative to his Iran policy.

Brazil's chief prosecutor seeks to investigate 54 people, including politicians, for alleged involvement in a kickback scheme at state oil firm Petrobras.

China's military budget will rise by about 10% in 2015, an official says, in another double-digit increase.