>They have said they want to interview him before charging him, and they've refused to do the interview in the UK or remotely, instead insisting that he be on S

>They have said they want to interview him before charging him, and they've refused to do the interview in the UK or remotely, instead insisting that he be on Swedish soil. He's already fled the country once ahead of questioning. It isn't unreasonable to want to have him physically present if the questioning is going to result in an arrest. Hence the warrant.