article_snippet: Both drivers were killed in the crash at 10:30am.
article_snippet: State police said State police had not been able to track down the driver of the tractor-trailer, who may not have realized the crash occurred.
article_snippet: The investigation into the crash continues.
article_snippet: According to the National Weather Service in Caribou, there were snow showers when the crash happened - photos from the scene show the route surrounded by snow.
article_snippet: The road was closed for several hours.