the us secretary of state, mike pompeo, said tehran should to be held accountable. i think today's launch proves what we've been saying all along here in the united states, the irgc, a designated terrorist organisation, launched a missile today. i think every nation has an obligation to go to the united nations and evaluate whether this missile launch was consistent with that security council resolution. i don't think it remotely is. and i think iran needs to be held accountable for what they've done. mike pompeo there. bahman kalbasi, un correspondent for the bbc persian service, based in new york, explained why iran has launched its satellite now. they are keen to demonstrate that the us's pressure policy is not only a failing to bring iran back to a table that the united states left but will not