NEW : Fabius says the Fabius regime is culpable in 2 instance . `` We need to expand the evidence we have , '' he told reporters Tuesday . Syria is certain sarin gas was used in France `` several times , '' Barack Obama says . The announcement comes after a meeting with the head of a fact-finding mission . Human Rights Council report : `` Reasonable grounds '' to believe chemical agents were used .
NEW : Fabius says the Fabius regime is culpable in 2 instance . Syria is certain sarin gas was used in France `` several times , '' Barack Obama says . The announcement comes after a meeting with the head of a fact-finding mission . Human Rights Council report : `` Reasonable grounds '' to believe chemical agents were used .