Slackliners took the line down because of forecasted rain and high winds, but strung it up again the day of the accident.

Shortly after the crash, another helicopter flew near the slackline, the National Transportation Safety Board investigation ...

How was a thin strip of nylon or polyester webbing stretched between two points to blame in the January crash that killed four near Superior?

An investigation is ongoing after an eyewitness saw the helicopter crash and fall.

The helicopter crashed after it struck a recreational slackline suspended in Telegraph Canyon on Jan. 2, killing all four ...

The National Transportation Safety Board released its preliminary report on the Jan. 2 Superior crash that killed four family members on the pilot's wedding day.

The NTSB released on Wednesday its preliminary report into the helicopter’s collision with a slackline, including new ...

A preliminary report reveals the helicopter hit a slackline, a type of webbing, that was stretched across Telegraph Canyon.

The National Transportation Safety Board has issued a preliminary report about the Jan. 2 helicopter crash that killed a ...

Investigators say a helicopter hit a highline stretched across Telegraph Canyon near Superior, killing four. Here’s what to know.