The WMD arguments are still valid and need to be stuck to, for reasons mentioned elsewhere. Further, I believe that shifting over to the "humanitarian reasons were enough" line is a dangerous slippery slope (it's more an exposure of the other side's inconsistency, rather than an argument/policy in itself), BUT I must say, this Flash by The Dissident Frogman is just phenomenal. Get it for your own site from the Dissident Frogman here.