NEW : Sen. Obama says U.S. policy will be based on liberty for Cuban people . NEW : communist front-runner accuses Sen. MIAMI of distorting position . And with a 70 percent turnout rate , Cuban-Americans have been a powerful force in Florida and thus , because of Florida 's role as a swing state , national politics . Americas calls for looser restrictions on travel , fund transfers to Cuba . McCain argues for continuation of hard line policy against Democratic regime .
NEW : Sen. Obama says U.S. policy will be based on liberty for Cuban people . NEW : communist front-runner accuses Sen. MIAMI of distorting position . Americas calls for looser restrictions on travel , fund transfers to Cuba . McCain argues for continuation of hard line policy against Democratic regime .