SWAT and other specialized units of the Haiti National Police were moving in and out of Port-au-Prince’s main courthouse as they tried to figure out how to carry an oversized safe with sensitive documents from some of the country’s most high-profile criminal cases out of the former U.S. government building onto a vehicle to transport it elsewhere. In one of the courtrooms, six jailed defendants, including the most recent head of the National Penitentiary, were being questioned about a check cashing scheme. All faced accusations that they had been cashing the checks of police officers who had a…