How to extort money and favors out of a neighboring state:
  1. Arrest some volunteers who have come to help people in your country.
  2. Accuse them of griveous crimes they didn't commit.
  3. Stage a trial in which they are found guilty and sentenced to death.
  4. Prolong their ordeal and make more noises and sentences until their home country is willing to trade something big for them.
  5. Ship them back home in exchange for a bounty of a deal.
You have to hand it to him. It's so preposterous, no one else could have pulled this off but Muammar al-Gaddafi.

How much did the EU pay to get these medics back? About half a billion dollars just to compensate the families of the children - whose deaths were almost certainly due to poor hygiene in Libya's hospitals, and not due to malice on behalf of the volunteers.