Haiti has asked Washington and the UN for troops to secure its ports, airport and other strategic sites after the assassination of President Jovenel Moise opened a power vacuum in the crisis-hit Caribbean nation, an official said Friday. The United States has already said it will send FBI and other agents to Port-au-Prince, two days after Moise was shot dead in his home. In the wake of the slaying “we thought that mercenaries could destroy some infrastructure to create chaos … During a conversation with the US secretary of state and the UN we made this request,” elections minister Mathias Pierre told AFP. The US State Department and Pentagon both confirmed receiving a request for “security and investigative assistance” and said officials remain in contact with Port-au-Prince, but did not s...