The US Secretary of State has claimed to have seen "raw data" suggesting that Assad's regime has used chlorine gas in attacks in rebel-held regions of Syria, according to Reuters. Although he also said that the data hadn't yet been fully verified.
Kerry, speaking in London, said the United States had agreed with its allies to ramp up support for the Syrian opposition but declined to say whether that would include arming them.
More top news
The investigation into the cause of the Virgin Galactic spaceship crash in October last year is due to give its verdict today.
With life in the city offering little security, for some Greeks life in the country has suddenly become a good place to be.
Two young women took on a challenge of the "mind and heart" to become first-ever Afghan women's team to conquer a 250km endurance race.