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The U.S. embassy in Havana, Cuba, is open for business again after more than half a century. Secretary of State John Kerry has left Cuba after he attended the official raising of the American flag in Havana

The U.S. embassy in Havana, Cuba, is open for business again after more than half a century. Secretary of State John Kerry has left Cuba after he attended the official raising of the American flag in Havana. Kerry went to Havana to personally oversee the re-opening of the long-shuttered American embassy. Margaret Brennan reports.

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Researchers says people would suffer from sudden onset of heart muscle weakness and heart failure after being subjected to emotional trauma - like the death of a spouse - may suffer from Broken-Heart Syndrome, which can be fatal

Researchers says people would suffer from sudden onset of heart muscle weakness and heart failure after being subjected to emotional trauma - like the death of a spouse - may suffer from Broken-Heart Syndrome, which can be fatal. Susan Spencer reports. Originally broadcast February 15, 2015.

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