Millennials Unearth an Amazing Hack to Get Free TV: the Antenna

Cord-cutters accustomed to watching shows online are often shocked that $20 ‘rabbit ears’ pluck signals from the air. Is this legal?
Read more: https://www.wsj.com/articles/millennials-unearth-an-amazing-hack-to-get-free-tv-the-antenna-1501686958?source=Snapzu