A sightseeing helicopter carrying four family members crashed in the mountains of central Arizona after apparently striking a ...

This article originally published at Helicopter crashes into kilometer-long slackline in Arizona, killing four.

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

Four people have died after a helicopter crashed Friday morning in Superior, according to the Federal Aviation Administration ...

The line was more than 1 kilometer long, or more than half a mile, strung between mountains near Superior, Arizona, ...

Preliminary evidence indicated a slackline of more than 1 kilometer in length was strung recreationally across a canyon.

David McCarty, 59, was flying his relatives in his private helicopter through remote Telegraph Canyon near Superior, Ariz., ...

Federal investigators are examining if a slackline was properly authorized following the deadly helicopter crash near ...

A half-mile-long slackline was hung across Telegraph Canyon, a recreational area located about 60 miles east of Phoenix in ...