1. N.Y.C. Helicopter Company Shuts Operations After Deadly Crash, F.A.A. Says  The New York Times
2. The company involved in the deadly helicopter crash in New York last week is shutting down immediately, FAA says  CNN
3. Tourist helicopter that crashed into the Hudson did not have a flight recorder: NTSB  ABC News
4. What we know about the New York City helicopter crash that killed 6 people  AP News
5. FAA: Helicopter tour company involved in deadly crash on Hudson River is shutting down operations  ABC7 New York

Source: Google Finance – Market News