This article originally published at Helicopter crashes into kilometer-long slackline in Arizona, killing four.
The case is making ripples through the aviation world, with safety experts unaware of any other helicopter crashes that have ...
Federal investigators are examining if a slackline was properly authorized following the deadly helicopter crash near ...
The people who strung the line - which is used in a sport akin to tightrope walking - had filed an aviation safety notice, ...
A half-mile-long slackline was hung across Telegraph Canyon, a recreational area located about 60 miles east of Phoenix in ...
Preliminary evidence indicated a slackline of more than 1 kilometer in length was strung recreationally across a canyon.
Four people died in an Arizona helicopter crash Friday after the aircraft appeared to strike a more than half-mile long ...
Preliminary evidence indicated a slackline of more than 1 kilometer in length was strung recreationally across a canyon.