Earlier quoted context omitted.
What is wrong with sex tourism?
In most parts of the world, sex workers don't exactly have strong human rights protections. In a poor country, it's generally worse. A relatively wealthy, privileged person going someplace poor for sex is probably doing it because it facilitates doing rather nasty things in a way that is comfortable for them. They don't need to be ugly about it. Someone else will be ugly about it on their behalf while making them fee…
Or simply because it's easier because prostitution is not (as) criminal and/or it's well organised (e.g. red light zones), and not forgetting it's likely to be much cheaper. To assume their choice of destination for something as nasty as raping children is quite a jump.