Seven people have been arrested in connection with the shooting of four policemen, two of whom died, in the US state of Louisiana.

The US, EU and rights groups condemn jail sentences imposed on three members of Russian punk band Pussy Riot over an anti-Vladimir Putin protest.

Foreign ministers from across the American continent will meet next Friday to discuss the row between the UK and Ecuador over Julian Assange.

The Mexican army says it has arrested Hermilo N, alias The Duck, a man accused of bribing officials on behalf of top drugs fugitive 'Shorty' Guzman.

A US medical marijuana trade group sues the city of Los Angeles to try to stop it from enforcing a ban that would close hundreds of dispensaries.

Nasa's newly landed Curiosity rover on Mars is getting ready to deploy its laser instrument, which can decipher the chemistry of rocks at a distance.

Burma sets up a commission to investigate recent violence between Muslims and Buddhists, a move welcomed by the UN.

China praises Japan's "wise" decision to free 14 activists who sailed to a group of islands claimed by both countries, in a commentary in state media.