Harriet Nicholson , 60 , died at a New York hospital , a city spokeswoman says . Tamaki was a family friend , according to the source . One person died instantly and another died a day later , officials have said . The helicopter crashed into the East River shortly after midnight July 4th .
Harriet Nicholson , 60 , died at a New York hospital , a city spokeswoman says . One person died instantly and another died a day later , officials have said . The helicopter crashed into the East River shortly after midnight July 4th .