Webster Tarpley says explicitly that US sponsored death squads were responsible for the Houla massacre that is being used to undermine the Assad government in Syria. He does not present any independent evidence for this assertion but as far as I can see there is no independent evidence for the assertion that the massacre was perpetrated on orders from the Syrian government or even by their supporters.
The US, UK and France are very insistent that Assad should step down, as they were insistent that Gaddafi should step down in Libya. The whole drive seems to be ‘regime change’ rather than the resolution of a humanitarian crisis. It is difficult not to see a ‘conspiracy’ to take over the Middle East, especially given the testimony of US General Wesley Clark: