Four people died in an Arizona helicopter crash Friday after the aircraft appeared to strike a more than half-mile “recreational slackline” strung across a mountain rage, the Pinal County Sheriff’s ...

Four Oregon family members were identified Sunday as those killed when their private helicopter hit a slackline strung across an Arizona canyon and crashed. David McCarty, 59, was piloting the MD ...

A fatal helicopter accident in Arizona has highlighted the inadequacies in the aviation warning systems in place that have been described as failing for many years. Four members of an Oregon family ...

Add Yahoo as a preferred source to see more of our stories on Google. While an investigation is ongoing, it does appear that the slackline was marked with streamers (in circle) to make it visible to ...