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“SO you’re telling me that killing people with gas is a crime against humanity,” says the incredulous child in a picture doing the rounds on the internet. “But killing them with bullets, grenades, bombs and missiles is not?”

Good question, kid. Syria’s civil war has killed some 100,000 people over the past two years. No foreign power intervened until the US threatened strikes after the gas attack in August that killed hundreds. Washington has now backtracked and is effectively working with the Assad regime to scrap chemical weapons (CW).

That at least is good: CW are repulsive, have…

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