Jefferson County, NY (YNN/CNN) - Six people were killed in a chain reaction crash in northern New York.
Police say it started when a tractor trailer hit stopped traffic in a construction zone.
One vehicle burst into flames, killing five people.
A sixth person, in another vehicle, also died.
The driver of a state Department of Transportation vehicle was hospitalized in critical condition. State police are still working to determine the cause of the crash.
YNN/CNN