Delta says it is already licensed to operate charter flights to Cuba and could begin nonstop service from Atlanta as early as May or June. Karen Bleier/AFP/Getty Images hide caption

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Karen Bleier/AFP/Getty Images

Tourists and locals sit on a wall along the waterfront in Havana; Aug. 25, 2010. Stringer/AFP/Getty Images hide caption

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Stringer/AFP/Getty Images

Visitors To Cuba From U.S. On Pace Not Seen Since The '50s.

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This image provided by NASA taken early Friday morning Nov. 5, 2010 shows Hurricane Tomas approximately 175 miles west of Port-au-Prince, Haiti, and moving northeast near 9 mph. Tomas strengthened to a Category One Hurricane overnight with maximum sustained winds now at 80 mph with higher gusts.  NASA hide caption

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NASA