A medical helicopter was called after a tree-trimming crew accidentally cut a power line in Butler County.

Add Yahoo as a preferred source to see more of our stories on Google. Check out this incredible sight as a helicopter carries a giant spinning aerial saw to trim trees alongside high-voltage power ...

A helicopter caused a widespread outage that knocked out power for thousands of people on Thursday in Cary and Morrisville. At its peak, Duke Energy's outage map showed nearly 22,000 customers without ...