Instruct: Given a premise, retrieve hypotheses that are entailed by the premise.
Query: "There is 'no indication of any security related event' that brought the plane down," said FBI spokesman Richard Kolko. Conditions of freezing drizzle, known as hard rime, were the most likely cause of the tragedy. The National Transportation Safety Board (NTSB) has announced that they would send a team to the crash site on Friday to begin the investigation. Lorenda Ward will serve as chief investigator with the assistance of NTSB Commissioner Steven Chealander and public affairs officer Keith Holloway. Ward has investigated several other plane crashes ―including the 2006 New York City plane crash that claimed the life of New York Yankees pitcher Corey Lidle.
Hard rime is cause by freezing drizzle. 
The FBI only sent one person to investigate the crash.
Admiral Walsh had done several similar investigations in the past.
Several bystanders witnessed the plane crash. 
Freezing drizzle is also known as hard rime. 
Airport employees were to be mentioned. 
The deposition was taken when it was cold outside 
The incident is being investigated.
The epidemic that happened on the boat was being investigated by the CDC.
Employees at the Winter Hill transmitting station witnessed the crash.
Many people witnessed the the Winter Hill air disaster.
The communication from the plane crashed.  
There has been an incident of a plane crashing after take off from Burke Lakefront airport in the past.
The airport was raided
The disruption at the event is being investigated.
Authorities came to the conclusion that it was not an accident  
The chief investigator is experienced. 
At least one emergency landing has happened at Rochester International Airport
The pilot knew it was freezing.
People who traveled on route 30 may have been able to see the crash.
The FBI is leading the investigation.
investigators are mentioned here
The FBI only sent one person to investigate the crash.
Lorenda Ward likes investigating crashes.
Holloway was deeply troubled by the crash.