 And Colin, you argue that as an active force, ISIS and its affiliates have got a remarkable ability to adapt and survive. Where are they strongest now? Doing what? And how do they get their money? Yeah, so let's look across the globe. We could look to South and Central Asia, Afghanistan, Pakistan, and now into certain countries like Tajikistan, where the Islamic State is recruiting quite heavily from, as well as the Tajik diaspora more broadly.