The United States has announced travel sanctions against Cuba's Raul Castro and his family, accusing the former president of violations of human rights. US Secretary of State Mike Pompeo said that in his continued role as first secretary of the ruling Communist Party, Raul Castro oversees a system that arbitrarily detains thousands of Cubans and currently holds more than 100 political prisoners.<br />''The sanctions mean that the former president brother of late revolutionary leader Fidel Castro will be ineligible for travel to the United States.