James left a good response, regarding the US et al, using Baby Doc as leverage to force Preval's hand with regards to the elections.
In my opinion, yes, Baby Doc as leverage is very useful.
It sends a message to Preval that he is not running the country. Other nations are the true holders of power.
But there is also some money to be had by Baby Doc......
Ex-dictator Baby Doc 'returned to Haiti for millions'
The surprise return to Haiti of ousted dictator Jean-Claude "Baby Doc" Duvalier may have been part of a plan to unlock $5.7 million held in Swiss bank accounts.