AS high-risk anti-terrorism strategies go, it takes some beating.A former CIA officer claims Scotland Yard wanted to allow jihadists plotting Britain’s worst-ever terror attack to board jumbo jets with their bombs.... Solid explosives were relatively easy to identify in international airports — they showed up as something nefarious and would set off alarms.“ But according to Rauf’s research, liquids were far easier to smuggle on to airplanes.... But the US was already determined to actMr Perit