U.N. rights team believes chemical weapons used in Syria

Animal carcasses lie on the ground, killed by what residents said was a chemical weapon attack on Tuesday, in Khan al-Assal area near AleppoBy Stephanie Nebehay GENEVA (Reuters) – United Nations human rights investigators said on Tuesday they had "reasonable grounds" to believe that limited amounts of chemical weapons had been used in Syria. In their latest report, they said they had received allegations that Syrian government forces and rebels had used the banned weapons, but that most testimony related to their use by state forces. The commission examined four reported toxic attacks in March and April but could not determine which side was behind them. …