Haitian police chief Léon Charles announced Tuesday four more formal arrests in connection with the assassination of President Jovenel Moïse. Three of the arrests are police officers whose ranks Charles did not disclose. “There was infiltration in the police,” he said. “It happened with money.” Charles added that authorities are investigating who financed the operation, noting that the FBI and Interpol is helping track down U.S. citizens living in the United States whom he believes are responsible. Charles also said that a total of seven high-ranking police officers have now been detained and isolated—but not formally arrested—as they tried to determine why the attackers were able to reach the president without any of his guards being injured. The officers are not formally considered suspects. Haitian police identified the fourth suspect, who was not a police officer, as Dominick Cauvin. An individual named Dominick Cauvin has lived in South Florida, spending …