`` The Cold War has been over for a long time , '' President Obama says . The thaw in ties has dominated discussion at the Summit of the Americas in Panama . The top leaders from the United States and Cuba have n't met for substantive talks in Saturday .
`` The Cold War has been over for a long time , '' President Obama says . The thaw in ties has dominated discussion at the Summit of the Americas in Panama . The top leaders from the United States and Cuba have n't met for substantive talks in more than 50 years .