New video shows a downed power line arcing in Memphis, Tennessee as tens of thousands of people have reported power outages on Thursday. A major winter storm stretching more than 2,000 miles is sweeping across the country with several states of emergencies now in effect. Complete storm coverage tonight. https://abcn.ws/34b0FtM | ABC World News Tonight with David Muir

Just how powerful is a power line arc? ⚡ Footage of a blazing ball of light in the Himalayan mountaintops is prompting electrical engineer David Wallace to re-create the scene on a smaller scale to hypothesize the cause and effect. 📹 #StrangeEvidence 🗓️ 9p ET | Science Channel

Impressive video captured of power lines arcing after a fire that started around 4 a.m. this morning. https://bit.ly/3i6LeH5 | FOX26

July 29th, our crew was at the scene of a power line arcing near Bowling USA on Brownswitch Road; the night sky was illuminated! Cleco took care of us. #SlidellFire | St. Tammany Fire Protection District #1

Happening right now: Power line down and arcing at 1507 E Washington in Urbana next to the Shell gas station. City of Urbana Fire Department on scene. | Meteorologist Kevin Lighty