WASHINGTON - NOVEMBER 19:  Former Southern Command head, U.S. Army General (retired) Barry McCaffrey testifies before the House Foreign Affairs Committee about the need to lift the travel ban for U.S. citizens to Cuba on Capitol Hill November 19, 2009 in Washington, DC. The committee heard from witnesses on both sides of the issue as Congress gears up for a battle over Cuba policy, with proponents saying they have their best chance in years of repealing the decades-old ban on U.S. tourist travel to the island. Getty Images logo Getty Images 2 months ago

WASHINGTON - NOVEMBER 19: Former Southern Command head, U.S. Army General (retired) Barry McCaffrey testifies before the House Foreign Affairs Committee about the need to lift the travel ban for U.S. citizens to Cuba on Capitol Hill November 19, 2009 in Washington, DC. The committee heard from witnesses on both sides of the issue as Congress gears up for a battle over Cuba policy, with proponents saying they have their best chance in years of repealing the decades-old ban on U.S. tourist travel to the island.