That's one of the criticisms that has come their way, that it will be a particularly costly policy, but nevertheless the home office minister tom pursglove said this morning that the government has to attempt to do something to tackle this problem. we have to get this under control. it is completely unacceptable and unsustainable to have thousands of people making these dangerous crossing, the channel, for example, as we move forward. and that is why doing this in this way will help us to stop that. it is one intervention amongst many but it should mean that not only are people not risking the...